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).

Q: 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?

A: more blood
****
Q: Paragraph: Temperature increases with depth inside the Earth, so melting of rocks is more likely to occur at greater depths.
 Question: What happens when we head from the core towards the surface of the earth? 
 Choices: A)temperatures decrease 
B)temperatures increase

A: temperatures decrease
****
Q: Paragraph: Nations that have more industry produce more hazardous waste.
 Question: If America has a bigger industrial sector then China, which country will produce more hazardous waste? 
 Choices: A)America 
B)China

A:
America
****