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 higher the pH value is, the stronger the base.
 Question: If Jim increases the pH value of his swimming pool, the base becomes 
 Choices: A)stronger 
B)weaker

Ex Output:
stronger


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: Less photosynthesis means that plants and phytoplankton produce less food.
 Question: If Mona owns a greenhouse and she decides to cover the top up to restrict sunlight, what happens to her plant's ability to make food? 
 Choices: A)increases 
B)decreases

Ex Output:

decreases