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.

Ex Input:
Question: If Jim is an endotherm would his body give off _____ heat if the blood flow to the surface of his body were decreased? 
 Option1: more 
 Option2: less 
 Explanation: On a hot day, an endotherm may give off more heat by increasing blood flow to the surface of the body.

Ex Output:
less


Ex Input:
Question: If you defocus the sun's rays with a lens they are 
 Option1: weaker 
 Option2: stronger 
 Explanation: The more focused the Suns rays are, the more energy an area receives and the warmer it is.

Ex Output:
weaker


Ex Input:
Question: Shirley wants to make sure that her frequencies are low, so she will have her wavelengths for the electromagnetic waves be 
 Option1: shorter 
 Option2: longer 
 Explanation: Longer wavelength electromagnetic waves have lower frequencies, and shorter wavelength waves have higher frequencies.

Ex Output:

longer