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 carbon atoms a hydrocarbon has, the greater the number of isomers.
 Question: Compared to a hydrocarbon with 10 carbon atoms, would a hydrocarbon with a single carbon atom have 
 Choices: A)a greater number of isomers 
B)fewer isomers?

A: fewer isomers?
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Q: Paragraph: The main law is the law of superposition. This law states that deeper rock layers are older than layers closer to the surface.
 Question: When you go into a cave, the rocks at deeper levels are _____ than the rocks on the surface. 
 Choices: A)younger 
B)older

A: older
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Q: Paragraph: Many observatories are built on high mountains. There is less air above the telescope, so there is less interference from the atmosphere.
 Question: Milo owns two telescopes, one at the top of a mountain and one at the base. If he looks through the one at the top of the mountain, how much interference can he expect compared to the one at the top of the mountain? 
 Choices: A)more 
B)less

A:
more
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