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.
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Question: Question: The air gets thicker when it is
Option1: hot
Option2: cold
Explanation: Increasing air temperature decreases atmospheric pressure.

Answer: cold

Question: Question: What happens to water when it absorbs salt?
Option1: lower density
Option2: Higher Density
Explanation: Water becomes more dense when it is colder and when it has more salt.

Answer: Higher Density

Question: Question: Suppose Jim decides to use less electricity in his day to day activities. What can he expect will happen to the amount of pollution he is responsible for creating?
Option1: it will increase
Option2: it will decrease
Explanation: We need to reduce our electricity consumption in order to reduce pollution.

Answer:
it will decrease