Detailed Instructions: 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).
Problem:Paragraph: Gluons make quarks attract each other more strongly the farther apart the quarks get.
 Question: Tim has a quark and pulls it closer to Rob, who also has a quark. What happens to the attraction force between the quarks? 
 Choices: A)it increases 
B)it decreases
Solution:
it decreases