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: As Cindy swam closer to the ocean surface, it got lighter and _____. 
 Option1: warmer 
 Option2: cooler 
 Explanation: Water density increases as salinity and pressure increase, or as temperature decreases.

Output: warmer


Input: Consider Input: Question: What happens to the size of a population if the number of predators for that population is decreased? 
 Option1: gets bigger 
 Option2: gets smaller 
 Explanation: An increase in predators, the emergence of a new disease, or the loss of habitat are just three possible problems that will decrease a population.

Output: gets bigger


Input: Consider Input: Question: When we look at DNA records we find that older organisms are 
 Option1: dissimilar 
 Option2: similar 
 Explanation: In general, fossils in older rocks are less similar to modern organisms.


Output: dissimilar