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 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: If you spend a lot of time working out your muscles will be 
 Choices: A)smaller 
B)larger
[EX A]: larger

[EX Q]: Paragraph: An object has greater momentum if it has greater mass, greater velocity, or both.
 Question: If an big eighteen wheeler and a small wagon are both rolling down a small hill, which has less momentum? 
 Choices: A)small wagon 
B)eighteen wheeler
[EX A]: small wagon

[EX Q]: Paragraph: Objects with greater mass have greater inertia.
 Question: When something is very lightweight what does it need to move? 
 Choices: A)more inertia 
B)less inertia
[EX A]:
less inertia