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: When we are trying to move through the thermosphere the lower we go the _____ it will feel 
 Option1: colder 
 Option2: warmer 
 Explanation: In the thermosphere, temperatures increase as altitude increases.
colder

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.
less

Question: Sue watches waves of different colored light travel past her with a spectrometer. The longer wavelengths cause _____ waves to travel past her than the longer wavelengths. 
 Option1: more 
 Option2: fewer 
 Explanation: This means that as wavelengths get shorter, more waves move past a particular spot in the same amount of time.

fewer