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).

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: Rocks that are buried very shallow are _____ than rocks on the surface. 
 Choices: A)newer 
B)older
newer

Paragraph: The trade-off when the threads are closer together, is that more turns of the screw or bolt are needed to do the job because the distance over which the input force must be applied is greater.
 Question: If Jim is screwing in two bolts and the first one has threads that are close together while the second one has threads that are far apart, which one must he apply greater force to? 
 Choices: A)first bolt 
B)second bolt
first bolt

Paragraph: The thinner the wire, the more resistance it offers.
 Question: Shane wants to get the most resistance out of his wire for his computer, so he gets a wire that is 
 Choices: A)thicker 
B)thinner
thinner