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).
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Question: Paragraph: Plug-in hybrids run for a longer time on electricity and so are less polluting than regular hybrids.
 Question: Would a diesel powered submarine release less pollution if it were running on 
 Choices: A)its diesel engine 
B)its battery backup power?

Answer: its battery backup power?


Question: 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

Answer: decreased


Question: Paragraph: The faster the clicks of a Geiger counter occur, the higher the level of radiation.
 Question: By moving a Geiger counter from a block of Uranium to a rock that has lower radiation, was the scientist able to hear 
 Choices: A)more clicks 
B)fewer clicks?

Answer:
fewer clicks?