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: When we look at animals when their population gets bigger what happens to each animal? 
 Option1: grow bigger 
 Option2: shrink 
 Explanation: In exponential growth as the population size increases, the growth rate also increases.

Ex Output:
grow bigger


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: An object with great elastic potential energy _____ be easily stretched. 
 Option1: will 
 Option2: won't 
 Explanation: The more an elastic object is stretched or compressed, the greater its elastic potential energy is.

Ex Output:

won't