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: Jean and John were going to have a baby, and they are both in terrible shape. Jean and John are likely to have offspring in numbers that are 
 Option1: greater 
 Option2: smaller 
 Explanation: Genotypes with greater fitness produce more offspring and pass more copies of their alleles to the next generation.

Ex Output:
smaller


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

Ex Output:
hot


Ex Input:
Question: John was looking at rocks in the valley and noticed something. The more resistant the rocks he looked at were, the amount they remained was 
 Option1: Shorter 
 Option2: Longer 
 Explanation: Different types of rocks weather at different rates. More resistant types of rocks will remain longer.

Ex Output:

Longer