instruction:
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.
question:
Question: When you work out at the gym less your muscles become 
 Option1: smaller 
 Option2: larger 
 Explanation: Muscles that are exercised are bigger and stronger than muscles that are not exercised.
answer:
smaller


question:
Question: If Milo wants to make his water saltier and begins adding salt to the glass, what happens to the density of the glass of water? 
 Option1: decreases 
 Option2: increases 
 Explanation: If salt is added to a volume of water, there are more molecules in the same volume, so the water is denser.
answer:
increases


question:
Question: When the temperature goes down the rate that cells respirate 
 Option1: increases 
 Option2: decreases 
 Explanation: Temperature affects the rate at which photosynthesis, cellular respiration and decomposition take place. The rate of reaction increases with increasing temperature and decreases at lower temperatures.
answer:

decreases