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: The main law is the law of superposition. This law states that deeper rock layers are older than layers closer to the surface.
 Question: John was looking at the rock layers at the bottom of the cliff. He saw that as the layers became deeper, they also became 
 Choices: A)Newer 
B)older
Example Output: older

Example 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: Compared to an obese person who has never exercised, would an Olympic sprinter in perfect condition be more likely to have a heart that can, with each beat, move 
 Choices: A)more blood 
B)less blood?
Example Output: more blood

Example Input: Paragraph: The pupil automatically gets bigger or smaller to let more or less light in as needed.
 Question: Sandra is walking down a sunny street and then suddenly goes into a dark building. Sarah's pupils will do this in response to the new low light 
 Choices: A)shrink 
B)grow
Example Output:
grow