Definition: 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).
Input: Paragraph: The greater the mass of the objects, the stronger the gravitational pull between them.
 Question: If Mona makes some clay balls and adds extra clay to them, increasing their mass, what happens to the gravitational pull between the two clay balls? 
 Choices: A)increases 
B)decreases
Output:
increases