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: For example, more people on the Earth means more people contributing to global warming and pollution.
 Question: What will happen to the levels of pollution on Earth if the population increases? 
 Choices: A)they will rise 
B)they will fall

A: they will rise
****
Q: Paragraph: As the distance between the objects increases the magnetic force of attraction decreases.
 Question: If Mona is holding a toy truck and a toy car a certain distance away from each other and she then moves the two objects farther apart, which happens to the magnetic force of attraction between the two objects? 
 Choices: A)increases 
B)decreases

A: decreases
****
Q: Paragraph: Water density increases as salinity and pressure increase, or as temperature decreases.
 Question: Shannon is swimming and wants to find the densest water to soak in. She will find water that has a pressure that is 
 Choices: A)lower 
B)higher

A:
higher
****