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).

Ex Input:
Paragraph: The full box is harder to move because it has greater mass and therefore greater inertia.
 Question: Sally is pulling two wagons. The red wagon is full of sand, and the blue wagon is empty. The wagon that will be easier to pull is the 
 Choices: A)red wagon 
B)blue wagon

Ex Output:
blue wagon


Ex Input:
Paragraph: When a person exercises regularly, and is fit, the heart undergoes certain long-term adaptations. The heart muscle gets stronger, and expels more blood with each contraction.
 Question: Rich works out every day. Paul does not work out at all. Whose heart expels less blood per contraction, resulting in lower BPM? 
 Choices: A)Rich 
B)Paul

Ex Output:
Paul


Ex Input:
Paragraph: As the nail grows, more cells are added at the nail bed.
 Question: Dana clipped her nails short, and waited for them to grow out again. When her nails reached a long length, Dana noted that the number of cells within them must have 
 Choices: A)decreased 
B)increased

Ex Output:

increased