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.

Input: Consider Input: Question: The air gets thicker when it is 
 Option1: hot 
 Option2: cold 
 Explanation: Increasing air temperature decreases atmospheric pressure.

Output: cold


Input: Consider Input: Question: A ball that is on the ground will have _____ potential energy than a ball on the top of the empire state building about to be dropped off . 
 Option1: more 
 Option2: less 
 Explanation: So the higher an object is above a surface, the more potential energy it has.

Output: less


Input: Consider Input: Question: If Milo removes mass from an object, what will happen to the force of gravity that object generates? 
 Option1: decreases 
 Option2: increases 
 Explanation: Objects with greater mass have a stronger force of gravity.


Output: decreases