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: To reduce friction, oil is added to the engine.
 Question: Jeff should add _____ to his engine to decrease the friction in its processes. 
 Choices: A)oil 
B)gas
[EX A]: gas

[EX 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
[EX A]: increased

[EX Q]: Paragraph: The planets further from the Sun will have bigger orbits, and therefore take longer to revolve around the Sun.
 Question: If Jupiter has a bigger orbit then Mercury, which planet will take longer to revolve around the Sun? 
 Choices: A)Jupiter 
B)Mercury
[EX A]:
Jupiter