instruction:
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: At higher elevations, there is less air to press on a given area.
 Question: When we get to the bottom of a mountain the air is 
 Choices: A)more dense 
B)less dense
answer:
more dense


question:
Paragraph: Lighter, more streamlined vehicles need less energy.
 Question: If Jon subtracts more weight from his car, he will need to use _____ energy. 
 Choices: A)less 
B)more
answer:
less


question:
Paragraph: Thicker resistors offer less resistance than thinner resistors.
 Question: The thinner a resistor equals _____ resistance. 
 Choices: A)less 
B)more
answer:
more