You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

[Q]: Paragraph: The more charged the objects are, the stronger the electrostatic force between them.
 Question: Megan had two charged metal balls that she was analyzing. If she decreases the charge of the balls, the electrostatic force between them 
 Choices: A)decreases 
B)increases
[A]: decreases


[Q]: Paragraph: The further objects are away from each other, the smaller the gravitational force.
 Question: The sun exerts gravitational force on all the planets, which has a lower gravitational force 
 Choices: A)earth 
B)mars
[A]: mars


[Q]: Paragraph: Water also gets colder as you go deeper.
 Question: Anna swims across the surface of a lake and later she plunges several feet below the surface to explore. At which depth will the temperature of the water be warmer 
 Choices: A)surface of water 
B)several feet deep in water?
[A]:
surface of water