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: Larger alkenes have lower boiling and melting points.
 Question: While in the lab, Sharon and Joe were testing alkenes; Sharon's alkenes were much larger than Joe's. The melting point of Sharon's alkenes will be _____ than Joe's. 
 Choices: A)lower 
B)higher
[EX A]: lower

[EX Q]: Paragraph: Water density increases as salinity and pressure increase, or as temperature decreases.
 Question: By removing a pound of salt from a bucket of fresh water, could you cause the density of the water to 
 Choices: A)increase 
B)decrease?
[EX A]: decrease?

[EX Q]: Paragraph: A thinner wire is more difficult for electrons to move through than a thicker wire.
 Question: John was looking at a diagram of an electrical system. He observed that it was less difficult for electronics to move when the wire was 
 Choices: A)Thicker 
B)Thinner
[EX A]:
Thicker