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: If Jim moves his telescope to a location with less air above it, what will happen to the amount of interference from the atmosphere? 
 Option1: increase 
 Option2: decrease 
 Explanation: Many observatories are built on high mountains. There is less air above the telescope, so there is less interference from the atmosphere.

Answer: decrease


Question: Question: If the speed of a stream decreases, the size of the particles carried in that stream 
 Option1: increase 
 Option2: decrease 
 Explanation: In erosion, a slower moving stream will only carry smaller particles.

Answer: decrease


Question: Question: If Mona is studying the weather and Earth's climate and she notices that less heat energy is entering the atmosphere, what can she surmise about the upcoming changes in weather? 
 Option1: more extreme 
 Option2: less extreme 
 Explanation: Adding more heat energy to Earths atmosphere also causes more extreme weather and changes in precipitation patterns.

Answer:
less extreme