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).
--------
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: If the gas is cooled, the particles will move more slowly, because they will have less energy.
 Question: When we get cold we become 
 Choices: A)faster 
B)slower

Answer: slower


Question: Paragraph: For example, more people on the Earth means more people contributing to global warming and pollution.
 Question: What will happen to the levels of pollution on Earth if the population increases? 
 Choices: A)they will rise 
B)they will fall

Answer:
they will rise