plzz help mark brainiest 10 points​

Plzz Help Mark Brainiest 10 Points

Answers

Answer 1

Answer:

B

Explanation:

Sunrise you will see a full moon


Related Questions

What can the reader reasonably conclude based on the information in this passage?

A.Gregor Mendel was well paid for his research.

B.Gregor Mendel noticed other things about peas.

C.Gregor Mendel won a Nobel Prize for his work.

D.Gregor Mendel hated gardening.

Answers

Answer:

B

Explanation:

Because stress is a force, it... A) takes energy out of rock B) adds energy to rock C) adds volume to rock. D) makes rock harder.

Answers

Answer:

it adds energy to the rock

Explanation:

Because stress is a force, it adds energy to the rock. This stress/force is being applied to the rock. Whether the rock moves or not you are applying a force to the rock and it has potential energy. If the rock moves, you are adding energy to it and creating kinetic energy as the rock moves. Other forces such as gravity and friction can push against your force and prevent the rock from moving. Therefore, there are many forces at play in such a scenario.

Which of the following would cause the greatest reduction of wildfires?
A decrease in lightning storms
An increase in rainfall
A decrease in average wind speed
Preventing people from visiting wildfire-prone areas

Answers

☁️ Answer ☁️

D: Preventing people from visiting wildfire-prone areas.

Hope it helps.

Have a nice day noona/hyung.

isla mujeres was a major shark fishing island. what was it converted into that helped preserve sharks and increase the prosperity of the people in the area

Answers

Isla Mujeres was a major shark fishing island in the past. It was converted into a sanctuary that helped preserve sharks and increase the prosperity of the people in the area.

What is Isla Mujeres?

Isla Mujeres is a small island located on the eastern side of Mexico. It is located eight miles northeast of Cancun and is only about five miles long and half a mile wide. It is one of Mexico's smallest municipios and one of the country's most vibrant and dynamic tourist destinations. The island's primary source of revenue is tourism, which includes water activities, restaurants, and accommodations.

What is shark fishing?

Shark fishing is the practice of catching sharks as game fish or for commercial purposes. Shark fishing is a destructive fishing method that damages the marine environment. It has been banned or severely restricted in many nations worldwide to protect endangered species of sharks.

What did Isla Mujeres do to preserve sharks and increase prosperity?

Isla Mujeres, which was previously a significant shark fishing island, has implemented shark conservation measures to protect sharks and other marine animals. The island has put in place several conservation initiatives aimed at preserving its ecosystem. They have also introduced a project known as the "Shark Park," which is a shark sanctuary. The area is home to about 1500 sharks and other marine creatures. The sanctuary is one of the most important sites for the study and preservation of sharks and other marine life in the Caribbean. The creation of the shark sanctuary has boosted eco-tourism on the island, resulting in increased prosperity and employment opportunities for the locals.

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In order for natural selection to occur, there must be variation within the population. Which statements are an accurate reflection
of the relationship between natural selection and variation in the population? Select ALL that apply.
A)
Mutations are caused by natural selection.
B)
Mutations are a source of variation within any population.
Genetic variation is increased in populations with sexual reproduction.
D)
Genetic diversity is decreased overall by the mechanism of natural
selection
E)
Natural selection lowers the population size but maintains the genetic
variation in a population.

Answers

Answer:

the correct answer is b, c, d

Explanation:

i just took the quiz on usatestprep

The correct answer is (B) and (C)

What are Mutations?

Mutation is a change in the DNA sequence in any organism.Mutation will cause the formation of new nucleotide sequence resulting in genetically diverse population.

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What Phenotypic Ratio would you expect to result from a cross between 2 plants that are both Heterozygous for height and seed color? Ex) HhYy X HhYy

A). 1:2:1
B).4:4:4:4
C).8:8
D).9:3:3:1

Answers

A. For sure also Mark me as a brainlist

compare and contrast what happens to an animal cell and a plant cell in a hypotonic and isotonic and hypertonic

Answers

Answer:

Hypotonic Solution:

Animal cell: Swells and may burst (lyse).

Plant cell: Becomes turgid due to water intake, but does not burst due to the cell wall.

Isotonic Solution:

Animal cell: Retains its shape and volume.

Plant cell: Becomes flaccid without turgor pressure.

Hypertonic Solution:

Animal cell: Shrinks and becomes crenated.

Plant cell: Loses water, leading to potential dehydration and damage.

~~~Harsha~~~

Why is photosynthesis limited to surface water in marine ecosystems?
A. Visible light cannot penetrate deeply into the ocean, even when the water is clear.
B. The temperature is too cold in deep oceans for plants to grow.
C. Volcanic gases can seep through the ocean floor through cracks called "hydrothermal vents," which makes life impossible in the deep ocean.
D. Inorganic nutrients that plants need to grow are found mostly near the surface.

Answers

Photosynthesis is limited to surface water in marine ecosystems due to the visible light cannot penetrate deeply into the ocean, even when the water is clear. The correct answer is option A.

Photosynthesis is the process by which plants, algae, and some bacteria transform light energy into chemical energy. In this process, carbon dioxide and water are combined to create organic compounds such as glucose, with oxygen as a byproduct. Photosynthesis in marine ecosystems is primarily limited to surface waters due to the inability of visible light to penetrate deeply into the ocean, even when the water is clear.

Sunlight contains the necessary energy for photosynthesis, and the wavelengths of light required for this process are absorbed by water molecules as they travel through the ocean. As a result, the available light diminishes rapidly with increasing depth, making it insufficient for photosynthesis to occur effectively in the deeper parts of the ocean. This is why photosynthetic organisms, such as algae and phytoplankton, are primarily found in the sunlit upper layers of marine ecosystem.

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The brain recognizes action potentials from different sensory modalities as separate and distinct because Group of answer choices the volley of action potentials differs for each sensory modality. action potentials from different sensory modalities are processed through different frontal lobe regions. action potentials from different sensory modalities utilize different neurotransmitter systems. action potentials from different sensory modalities are carried on different nerve tracts.

Answers

Answer:

The correct answer is ''action potentials from different sensory modalities are carried on different nerve tracts.''

Explanation:

A nerve tract is a set of axons (bundles of nerve fibers) of the central nervous system that have the same origin and the same destination. Each of the main sensory types that we can experience, pain, touch, vision, sound, etc., is called sensation modality. Nerve fibers only transmit action potentials whatever the stimulus. The perceived modality will depend on the specific point in the central nervous system where the excited fiber ends, that is, the response indicates that each nerve bundle ends at a specific point in the central nervous system and the type of sensation experienced when a nerve fiber is stimulated is determined by the area of the nervous system to which this fiber leads. For example, if a fiber is stimulated for pain, the person perceives this sensation regardless of the type of stimulus that excites them. It can be electricity, overheating the fiber, crushing it, or activating the nerve ending for pain when tissue cells are injured. In all these cases, the person perceives pain. Similarly, if a tactile fiber is stimulated by electrical excitation of a touch receptor or by some other mechanism, the person perceives a sensation of touch because these fibers lead to specific areas of touch in the brain. In this same sense, the fibers from the ocular retina end in the visual areas of the brain, those from the ear end in the auditory areas and the thermal fibers in the areas for temperature. This specificity of nerve fibers to transmit nothing more than a sensation modality is called the principle of the marked line.

Which phyla have well developed nervous system

Answers

Explanation:

Cnidarians

.............

Organisms that live in the tundra have developed unique adaptations that aid in their survival. Ursus maritimus has a variety of adaptations which enable it to survive in the tundra. It is the largest terrestrial carnivore, but it is also an excellent swimmer that spends much of its time in and near the water hunting its favorite food. It has large paws with small bumps to provide traction as it walks across the ice. Its fur is helpful as camouflage during the winter months, but not as helpful during the summer. Which organism has the adaptations described that enable it to survive in the tundra

Answers

Answer: The organism that has the adaptations described that enable it to survive in the tundra is the POLAR BEAR.

Explanation:

ADAPTATION is defined as the process by which an organism becomes fitted to its environment thereby enabling the organism to live successfully and reproduce.

In any population, an organism is able to survive if it has features that help them to fit and compete successfully in that environment.

From the question, a typical example was given concerning the POLAR BEAR (Ursus maritimus) and it's best fitted environment which is the tundra.

The tundra is a type of biome that is treeless marshy vegetation which is composed mainly of dwarf shrubs. It's has a cold climate (Arctic region) with long icy winters and very short summer with an average temperature of 10°C.

Ursus maritimus has a variety of adaptations which enable it to survive in the tundra. These adaptations include:

--> The presence of a thick coat of insulated WHITE FUR: this helps it to survive the cold environment by acting as an effective insulator. The fur is also found at the base of its large paws with small bumps, which protects it against cold surfaces and provides its with a better grip of ice as it walks across it. It also gives it a concealing coloration making it unnoticed while it stalks its prey in the snow. These are the features that enables it survive the terrestrial environment if tundra.

--> it also has some aquatic adaptations which enables it to hunt it's favourite food which is seals. The presence of large front paws which are slightly webbed allows them swim for a long distance in search of food.

Answer:

c polar bears

Explanation:

got it right edg 2021

Which piece of evidence did Wegener use to prove continental drift?
a. The shape of the continents
b. Fossils found in strange places

Answers

Answer: b. Fossils found in strange places

Explanation:

kinetic energy is a function of

A. the Kelvin temperature scale
B. direction
C. velocity​

Answers

A. the kelvin temperature scale

Which of the following characteristics will most likely be helpful in identifying a butterfly using a dichotomous key?Migrates north every spring.Hangs on branches to rest. Flutters wings faster on hot days.Hind wings have tail extensions.

Answers

Answer: Hind wings have tail extensions.

Explanation:

The dichotomous key is a tool which is used by the scientists to identify the unknown living organisms by comparing the observable characteristics of unknown with known living organisms. It stresses to identify the organisms or species by their scientific names and every species has a particular scientific name. Hind wings of butterfly is the observable characteristic which can be compared with that of other known butterfly species that also have a tail extension. This physical characteristic will help in identification of butterfly.

Answer:

Their wings have false eye spots.

Explanation:

How does agriculture affect coral reef 5- 6 sentences .

Answers

Answer:

Agriculture negatively impacts coral reefs. Chemicals used by farmers, such as pesticides and fertilizers, runs off the land when it rains.

Coastal waters suffer from huge amounts of a variety of agricultural and industrial chemicals that are released into them. Fertilizers and pesticides used in agricul-tural development projects are discharged into the sea and might lead to coral reef destruction.

Answer:

Agriculture negatively impacts coral reefs. Chemicals used by farmers, such as pesticides and fertilizers, runs off the land when it rains.

When farming techniques harm the Great Barrier Reef. Sugar cane is the major agricultural crop grown within the Reef's catchments. ... Fertilisers are one of the major sources of nutrients entering the Reef. Fine sediments and the pesticides used on coastal floodplains also threaten water quality.

Explanation:

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pacyber.Ims.linc
Population after
natural selection
Original
population
21.
The transition of light colored moths in an original population into dark colored moths after
natural selection occurs is a classic example of
A.Normal selection.
B.Directional selection.
C.Sexual selection.
D.Disruptive selection.

Answers

I think is D,,,,,,,,,,,,,,,,,

Which of the following statements about greenhouse gases and the greenhouse effect is true?
A.)Greenhouse gases are transparent to longwave thermal radiation but absorb shortwave solar radiation.
B.)Greenhouse gases reradiate thermal energy as longwave radiation in all directions.
C.)The greenhouse effect on Earth is caused entirely by a single greenhouse gas, carbon dioxide.
D.)The greenhouse effect causes energy to be reflected from the surface of the Earth back into space.

Answers

The correct statement about greenhouse gases and the greenhouse effect is greenhouse gases reradiate thermal energy as longwave radiation in all directions, option B is correct.

Greenhouse gases, such as carbon dioxide, methane, and water vapor, have the ability to absorb and re-emit infrared radiation (longwave radiation) in the Earth's atmosphere. When sunlight reaches the Earth's surface, it warms the surface, which then emits infrared radiation.

Greenhouse gases absorb a portion of this outgoing longwave radiation and re-emit it in all directions, including back toward the Earth's surface and into space. This trapping and re-radiation of heat by greenhouse gases create a natural phenomenon known as the greenhouse effect, option B is correct.

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How is ADP
converted to ATP?

Answers

Answer:

ADP is converted to ATP for the storing of energy by the addition of a high-energy phosphate group. The conversion takes place in the substance between the cell membrane and the nucleus, known as the cytoplasm, or in special energy-producing structures called mitochondria.

Explanation:

in a disputed parentage case, a child is blood type a, while the mother is blood type b. what blood type could exclude a male from being the father?

Answers

In the ABO blood typing system, blood type O is considered the universal donor as individuals with type O blood can donate to individuals with any other blood type (A, B, or AB) without causing adverse reactions.

If the child has blood type A and the mother has blood type B, it means that the child has inherited an A allele from one parent (which could be the father) and a B allele from the other parent (the mother). Since the mother has blood type B, she can only contribute a B allele to the child.

For the child to have blood type A, the other parent (potential father) must have at least one A allele. However, if the potential father has blood type O, it means he does not have any A or B alleles to pass on to the child.

Therefore, if the potential father has blood type O, it would exclude him from being the biological father of the child in this disputed parentage case.

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________ refers to problems associated with a specific cause based in freud's theory of personality.

Answers

The term that refers to problems associated with a specific cause based on Freud's theory of personality is "psychodynamic conflict."

Psychodynamic conflict, according to Freud's theory of personality, is the notion that psychological problems arise from unresolved conflicts within the individual's psyche. Freud proposed that personality is shaped by three components: the id (primitive and instinctual), the ego (mediator between id and reality), and the superego (internalized moral standards).

These components can experience conflicts, often stemming from unconscious desires or repressed memories, which can manifest as psychological difficulties. Psychodynamic conflict emphasizes the significance of unconscious processes and the impact of unresolved conflicts on an individual's mental well-being.

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PLEASE HURRY!!!
Include a bulleted list highlighting the important ideas you shared in your presentation.
 Definition and description of gravity
 Importance of gravity
 Factors affecting gravitational forces between objects
 Relationship between the masses of objects and the gravitational force between them
 Relationship between the distance between objects and the gravitational force between
them

Answers

Answer:

1. the force that attracts a body towards the centre of the earth, or towards any other physical body having mass.

2. The sun's gravity keeps Earth in orbit around it, keeping us at a comfortable distance to enjoy the sun's light and warmth. It holds down our atmosphere and the air we need to breathe

3. distance between objects

masses of the objects

Explanation:

The magnitude of the gravitational force between two objects is given by

where  G is the gravitational constant  m1 and m2 are the masses of the two objects  r is the distance between the two objects

By looking at the formula, we see that the gravitational force is affected only by two quantities:

- the masses of the objects, m1 and m2

- the distance between the objects, r

4. Gravitational force -an attractive force that exists between all objects with mass; an object with mass attracts another object with mass; the magnitude of the force is directly proportional to the masses of the two objects and inversely proportional to the square of the distance between the two objects.

5. Since gravitational force is inversely proportional to the square of the separation distance between the two interacting objects, more separation distance will result in weaker gravitational forces. So as two objects are separated from each other, the force of gravitational attraction between them also decreases.

Hope i helped! xoxo

Answer:

you should make a powerpoint  

Explanation:

1-the force that attracts a body towards the centre of the earth, or towards any other physical body having mass.

2-Gravity is very important to our everyday lives. Without Earth's gravity we would fly right off it. We'd all have to be strapped down

3-Newton's law also states that the strength of gravity between any two objects depends on two factors: the masses of the objects and the distance between them.

Objects with greater mass have a stronger force of gravity between them. ...

Objects that are closer together have a stronger force of gravity between them.

4-5-Since gravitational force is inversely proportional to the square of the separation distance between the two interacting objects, more separation distance will result in weaker gravitational forces. So as two objects are separated from each other, the force of gravitational attraction between them also decreases.

it's all from the internet

what is the difference between a cell and a cell membrane
P.S. ENJOY THE FREE POINTS /100 POINTS

Answers

Answer:

The cell wall is mainly present in plant cells while the cell membrane is present in the animal cell. The cell wall is made of cellulose whereas cell membrane lipids and proteins The cell wall is completely permeable while the cell membrane is semi-permeable

The cell wall is mainly present in plant cells while the cell membrane is present in the animal cell. The cell wall is made of cellulose whereas cell membrane lipids and proteins The cell wall is completely permeable while the cell membrane is semi-permeable.

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If vegetation has 10000 kcal , what will be the energy of tertiary level as per 10% energy rule

Answers

Answer: If a grassland ecosystem has 10,000 kilocalories (kcal) of energy concentrated in vegetation, only about 1,000 kcal will be transferred to primary consumers, and very little (only 10 kcal) will make it to the tertiary level.

Explanation: Hope it helped

is the cell membrane organelle, cell tissue, organ, organ system organismis

Answers

Answer:

The major levels of organization in the body, from the simplest to the most complex are: atoms, molecules, organelles, cells, tissues, organs, organ systems, and the human organism.

Explanation:

Match the term to its definition. (4 points)

Column A
1.
Neap tide

:
Neap tide

2.
Spring tide

:
Spring tide

3.
Tidal bulges

:
Tidal bulges

4.
Tides

:
Tides

Column B
a.
tide where there is the greatest difference between high and low water levels

b.
the rise and fall of sea levels due to gravitational forces

c.
tide where there is the least difference between high and low water levels

d.
two ocean bulges created on opposite sides of Earth due to the moon's gravitational pull and the ocean's resistance to the pull

Answers

Answer:

Neap tide - tide where there is the least difference between high and low water levelspring tide - tide where there is greatest difference between high and low water leveltidal bluges - two oceans bluges created on opposite sides of earth due to the moon gravitational pull and the ocean. resistance to the pulltide - the rise and fall of sea level due to the gravitational force

What is the function of root hair cell?

Answers

They have three major jobs: absorbing water and minerals, anchoring and supporting the plant, and storing food. Absorbing water and minerals: Thin-walled epidermal cells and root hairs are well suited to absorb water and dissolved minerals from the soil.

Which of the following statements is NOT part of the cell theory?
A. Cells are made of molecules

Answers

Answer:

A

Explanation:

Identify the parts.
A. Stigma
B.
C. Sepal
D.
F.
H.
J.
K.
L.
O.
P.

Answers

Answer:

A. anther

B. receptacle

C. sepal

D. petal

F. filament

H.

J.

K. pollen tube

L.Ovary

O. Ovule

P. Style

* I'm confused with H and J

public class Animal {
public void speak(String sound) {
System.out.println(sound);
}
}
public class Dog extends Animal {
public void bark() {
super.speak("Bark");
}
}
Which of the following lines would generate a compile time error when placed in a main method?

Answers

In the given code snippet, the following lines would generate a compile-time error when placed in a main method: Animal animal = new Animal(); and animal.bark();. Here options B and D are the correct answer.

A) Dog dog = new Dog();

This line creates a new instance of the Dog class and assigns it to the variable "dog." Since Dog is a subclass of Animal, this line is valid and will not generate a compile-time error.

B) Animal animal = new Animal();

This line creates a new instance of the Animal class and assigns it to the variable "animal." Since Animal is not an abstract class and can be instantiated, this line is valid and will not generate a compile-time error.

C) dog.speak("Woof");

This line calls the speak() method on the "dog" object, which is an instance of the Dog class. The speak() method is defined in the Animal class and inherited by the Dog class. Therefore, this line is valid and will not generate a compile-time error.

D) animal.bark();

This line tries to call the bark() method on the "animal" object, which is an instance of the Animal class. However, the bark() method is not defined in the Animal class, but rather in the Dog class. Since the "animal" object is of type Animal, it does not have access to the bark() method. Therefore, this line would generate a compile-time error.

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Complete question:

Public class Animal {

public void speak(String sound) {

System.out.println(sound);

}

}

public class Dog extends Animal {

public void bark() {

super.speak("Bark");

}

}

Which of the following lines would generate a compile-time error when placed in a main method?

A) Dog dog = new Dog();

B) Animal animal = new Animal();

C) dog.speak("Woof");

D) animal.bark();

Why is diversity of life an important indicator of water quality?

Answers

The diversity of life is an important indicator of water quality since it reflects the overall health and ecological conditions of a particular water body.

A more comprehensive answer has been provided below:Diversity of life implies the number of different species present in a particular water body. A healthy water body has a rich and varied ecosystem with a diversity of plants, animals, and microorganisms that live in it. In contrast, polluted waterways usually have a limited variety of organisms living in them. High levels of pollution can cause the death of many aquatic organisms and severely reduce the diversity of species.Indeed, any aquatic environment with a diverse range of life is healthy and has good water quality.

On the other hand, water bodies with low diversity or no life forms at all are not suitable for any human-related activities.More than 100 types of organisms can survive in a healthy water body, such as insects, fish, and amphibians, among others. The presence of several species reflects the ecological integrity of the water and suggests that a wide range of habitat types is available. Therefore, the presence of diverse species in a water body is a clear indicator of its quality and environmental health, since it indicates the availability of necessary nutrients, a healthy oxygen supply, and good water quality.

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Other Questions
Lesson 05.03 Primate EvolutionExamine the evolutionary relationships between humans and other primatesRecognize the names and relative ages of extinct hominidsSummarize the events and forces that shaped human evolution eate your own experiment with 5 or more possible outcomes. (2 points)part b: create a sample space for a single experiment and explain how you determined the sample space. why is the cash at bank account never adjusted? david puddy buys a new car stereo in january, 2015 that he installs into his bmw. the stereo was produced in december, 2014. The conditions of a credit card are as follows: annual interest rate of 55.4%, minimum payment of 8.97% and previous balance method (previous balance). Regina George has this type of credit card. At the beginning of the month, she had a balance of $63,360.4. 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Explain the following information relates to the only product sold by mastrolia manufacturing.sales price per unit $ 45variable cost per unit 27fixed costs per year 297,000a. compute the contribution margin ratio and the dollar sales volume required to break even.b. assuming that the company sells 20,000 units during the current year, compute the margin of safety (in dollars). 2. Problem 17.02 (AFN Equation) eBook Carlsbad Corporation's sales are expected to increase from $5 million in 2021 to $6 million in 2022, or by 20%. Its assets totaled $2 million at the end of 2021. Which one of the following is not a good reason for leasing?Group of answer choicesA. accountingB. lease contract may reduce certain types of uncertaintyC. leasing can be cheaper than buying an asset Parents must have extended early contact with their newborn children if adequate bonding is to take place.a. Trueb. 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An advertising campaign by the beef producers' association highlights the health benefits of corn fed beef Rightward shift A veterinarian has collecied data on the ille spans of a rare breed of cats.Life Spans (in years)16 18 19 12 11 15 20 21 18 15 16 13 16 22 18 1917 14 9 15 19 20 15Determine the mean, standard deviation, and he valance for these data. A digital filter H(2) having two zeros at z = -1 and poles at z = fja is obtained from an analog counterpart by applying Bilinear transformation. Here'a'is real and is bounded by 0.5 < a < 1 a. Sketch an approximate plot of |HW|versus w (10 Marks) b. Evaluate H(s)and express it as a ratio of two polynomials, with 'a' and T as parameters. The current price of a non-dividend-paying stock is $62.98 and you expect the stock price to either go up by a factor of 1.175 or down by a factor of 0.856 each period for 2 periods over the next 0.2 years. Each period is 0.1 years long.A European put option on the stock expires in 0.2 years. Its strike price is $63. The risk-free rate is 3% (annual, continuously compounded).What is the current value of the option? Pollster problem. You plan to conduct a poll to determine the fraction of people interested in your new product. a. Suppose you ask n people if they are interested in your new product. Let x;s denote the answers for i {1,...,n}. (X; = 1 means they are interested and X; = 0 means they are not). Given the responses, how would you estimate the fraction of people interested in your new product? b. Let W, denote your estimate based on n responses above. Using the Chebyshev inequality, find a lower bound for the number of people needed to ensure that P{\W W, < 0.05) > 0.95, where W denotes the actual underlying fraction of people interested in your product. C. Approximate the distribution of n(Wn-W) using the CLT. Assume that the variance of W is 1/4. d. Using the CLT, determine an approximate lower bound for the number of people needed to ensure that P{\W - W. < 0.05) > 0.95, where W denotes the actual underlying fraction of people interested in your product. Hint: use the Q function table. Assume that ELY1X2 X1. .... Xp- xp) = Bo + B *1 + B2X2 + ... + Boxe is true and that the errorums are id random vanables having moano Further assume that with relative to not necessarily that p > but peos something similar to p/5) With regard to the bus variance trade-off which of the following statements as the most crate common of OLSrogression and regression using a CAM with a cubic pline representation for each predictor O A Both mothods are unbiased, and OLS regression has lower O D. Both methods and regression were O COLS rogression has both lower band lower O D.Regression using the CAM has lower basand OLS regression has lower vanane O E OLSrogression has both lower bias lower variance OF OLS regression as towerblers and regression using the GAM bas lower vasaron Assume that E{Y|X1 = X1...... Xp - xp) = Bo + B,X1 + B2X2 + ... + BpXp is true and that the error terms are lid random variables having mean 0. Further assume that p is largish relative to n. (Not necessarily that p> n, but perhaps something similar to p = n/5) With regard to the blas-variance trade-off which of the following statements is the most accurate comparison of OLS regression and regression using a GAM with a cubic spline representation for each predictor? O A. Both methods are unbiased, and OLS regression has lower variance O B. Both methods are unbiased and regression using the GAM has lower valanca OC.OLS regression has both lower blas and lower variance D. Regression using the GAM has lower bins and OLS regression has lower variance OE OLS regression has both lower blas and lower variance OF OLS regression has lower blas and regression using the GAM has lower varianco Solve the following system of initial value problem by using Laplace transform (a) y1 + 3y2 = 2 , 3y1 + y2 = 2 , y1 (0) = 1, y2 (0) = 0 (b) y1 y2 = , y1 + y2 = , y1 (0) = 1, y2 (0) = 0 (c) y1 4y2 = 8 cos 4, 3y1 + y2 = sin 4, y1 (0) = 0, y2 (0) = 3 (d) y1 y2 = 1 + , y1 + y2 = 1, y1 (0) = 1, y2 (0) = 0 The acid-dissociation constant of hydrocyanic acid (HCN) at 25.0 deg C is 4.9 x 10^-10. What is the pH of an aqueous solution of 0.080 M sodium cyanide (NaCN)?Please show all your work thanks