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 in the stratosphere, Dean can tell that the temperature is getting cooler as the altitude he is at 
 Option1: increases 
 Option2: decreases 
 Explanation: The stratosphere contains the ozone layer, the temperatures increase as altitude increases.
answer:
decreases


question:
Question: Noah has noticed that the galaxies are contracting. This will make the galaxies 
 Option1: nearer 
 Option2: further apart. 
 Explanation: As the Universe expands, galaxies move further and further apart.
answer:
nearer


question:
Question: Timmy tested his chemicals by adding water and noticed _____ reactions. 
 Option1: more 
 Option2: less 
 Explanation: More water allows more chemical reactions.
answer:

more