You will be given a definition of a task first, then some input of the task.
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).

Paragraph: The greater the objects mass, the greater the force of attraction; in addition, the greater the distance between objects, the smaller the force of attraction.
Question: A rock has more mass then a pebble. Which object will exhibit a greater force of attraction?
Choices: A)rock
B)pebble
Output:
rock