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).

[EX Q]: Paragraph: As the distance between the objects increases the magnetic force of attraction decreases.
 Question: Lisa is hitting a tennis ball against the wall. As the tennis ball bounces towards the wall and away from her, the magnetic force of attraction between the wall and the ball 
 Choices: A)increases 
B)decreases.
[EX A]: increases

[EX Q]: Paragraph: The faster the clicks of a Geiger counter occur, the higher the level of radiation.
 Question: Evan crawls through the toxic waste dump. His Geiger counter clicks very slowly. The levels of radiation are likely 
 Choices: A)high 
B)low
[EX A]: low

[EX Q]: Paragraph: The closer together the particles in a longitudinal wave are, the greater the amplitude.
 Question: Causing particles in a longitudinal wave to move further apart causes the amplitude to 
 Choices: A)decrease 
B)increase
[EX A]:
decrease