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: Would Jim's solution become more or less acidic if he decreased the concentration of hydrogen atoms in it? 
 Option1: more acidic 
 Option2: less acidic 
 Explanation: With a higher the concentration of hydrogen ions, a solution is more acidic and has a lower pH.

Answer: less acidic


Question: Question: What happens to a heavy car when it has the same power as a light car? 
 Option1: accelerates faster 
 Option2: accelerates slower 
 Explanation: The smaller its mass is, the greater its acceleration for a given amount of force.

Answer: accelerates slower


Question: Question: If Mona is producing sound waves by listening to her radio at night and she turns down 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:
decreases