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: This is also called diffusion, and the process is much faster in gases than in liquids, because the particles in gases are further apart.
 Question: Diffusion occurs faster in 
 Choices: A)water 
B)oxygen.
[A]: oxygen.


[Q]: Paragraph: The more field lines that are drawn, the stronger the field.
 Question: If there are few lines that are magnetic then they are 
 Choices: A)weak 
B)strong
[A]:
weak