You are given a question or fill-in-the-blank question, two answer options (Option1 and Option2) and an Explanation. Your task is to find the correct answer (return the string of the correct option, not option1/2) for the given question from the given options and using explanation.

[Q]: Question: Angel traveled from New York to Des Moines, IA , and experienced _____ pollution. 
 Option1: more 
 Option2: less 
 Explanation: For example, more people on the Earth means more people contributing to global warming and pollution.
[A]: less


[Q]: Question: The blood vessels near the top of the skin do what when it's cool? 
 Option1: enlarge 
 Option2: contract 
 Explanation: When your brain senses that your body temperature is increasing, it sends messages to the blood vessels in the skin to increase in diameter.
[A]: contract


[Q]: Question: Which wire likely has the lowest amount of resistance? 
 Option1: a bridge suspension cable 
 Option2: a paper clip 
 Explanation: The thinner the wire, the more resistance it offers.
[A]:
a bridge suspension cable