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: Milo lives in a small city, but the city has recently become more popular with young people. If more young people begin leaving the city, what happens to the growth rate of the city? 
 Option1: increases 
 Option2: decreases 
 Explanation: In exponential growth as the population size increases, the growth rate also increases.

Answer: decreases


Question: Question: If Mona is producing sound waves by listening to her radio at night and she turns up the volume, what happens to the amount of energy being produced by the radio? 
 Option1: increases 
 Option2: decreases 
 Explanation: A higher-frequency wave has more energy than a lower-frequency wave with the same amplitude.

Answer: increases


Question: Question: If Jim climbs to the top of a mountain and takes the temperature after taking the temperature at the bottom of the mountain, which area will he get a lower reading at? 
 Option1: top of the mountain 
 Option2: bottom of the mountain 
 Explanation: The surface is heated by the Sun and some of that heat radiates back into the air. This makes the temperature higher near the surface than at higher altitudes.

Answer:
top of the mountain