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: David spent a lot of money to buy tons of things for his house, but he ended up with a lot of things that were 
 Option1: wasted 
 Option2: saved 
 Explanation: Increased resource use generally means more waste; electronic waste from developed nations is a growing problem in the developing world.
wasted

Question: Joe noticed that the humidity inside the greenhouse was getting very low, so he turned the sprinklers on to make it more humid. Thus, when the water potential gradient across the inside and outside of the leaf becomes equal, the rate of transpiration will 
 Option1: increase 
 Option2: decrease. 
 Explanation: As humidity increases, the water potential gradient across the inside and outside the leaf become more equal, and so the rate of transpiration decreases.

increase