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: Donna wants to have her water molecules move faster through transpiration, so she will make the temperature
Option1: cooler
Option2: warmer
Explanation: In transipration, at warmer temperatures water molecules move faster, and the rate of evaporation from stomata is therefore much faster.

Ex Output:
warmer

Ex Input:
Question: Rich was examining a cliff face. Which part of the cliff is younger, geologically speaking?
Option1: the base
Option2: the top
Explanation: The upper rock layers are much younger.

Ex Output:
the top

Ex Input:
Question: Mona lives on a planet with an unstable population. If the number of people on her planet were to decrease, what would happen to global warming on her planet?
Option1: increase
Option2: decrease
Explanation: For example, more people on the Earth means more people contributing to global warming and pollution.

Ex Output:
decrease