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).

Example Input: Paragraph: Machines make work easier by increasing the amount of force that is applied, increasing the distance over which the force is applied, or changing the direction in which the force is applied.
Question: Kate makes a machine that is very productive, and it gets work done quickly, because it uses force in amounts that are
Choices: A)lesser
B)greater
Example Output: greater

Example Input: Paragraph: Compared with a less powerful device, a more powerful device can either do more work in the same time or do the same work in less time.
Question: If Mona downgrades her old computer to a less powerful model, what happens to the amount of work her computer can do?
Choices: A)decrease
B)increase
Example Output: decrease

Example Input: Paragraph: When the heart expels more blood with each stroke, the heart has to beat less often in order to maintain the same volume of blood flow.
Question: Jon was jogging, and slowing down his pace. His heart is beating _____.
Choices: A)more
B)less
Example Output:
less