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: The more cylinders a car engine has, the more powerful its engine can be.
 Question: Mona is designing a car in a factory. If she decides to remove cylinders from the car's engine, what happens to the power that engine can output? 
 Choices: A)increased 
B)decreased

A: decreased
****
Q: Paragraph: We need to reduce our electricity consumption in order to reduce pollution.
 Question: Will increased his house energy consumption. He has _____ his personal levels of pollution. 
 Choices: A)increased 
B)decreased

A: increased
****
Q: Paragraph: Muscles that are exercised are bigger and stronger than muscles that are not exercised.
 Question: Jeff is stopping exercising his muscles at home. Over time his muscles will grow 
 Choices: A)bigger 
B)smaller

A:
smaller
****