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.

Example Input: Question: Eric is researching near the Equator. Rob is researching near the North Pole. The warmest area is 
 Option1: Eric's 
 Option2: Reid's 
 Explanation: Areas near the equator are warmer than areas near the poles because they receive more direct sunlight.
Example Output: Eric's

Example Input: Question: Jeff heated the pot of boiling water. What happens to the dissolved oxygen contained within the water? 
 Option1: it increases 
 Option2: it decreases 
 Explanation: Warm water cant hold as much dissolved oxygen as cool water, so an increase in the temperature of water decreases the amount of oxygen it contains.
Example Output: it decreases

Example Input: Question: Shane sees two waterfalls; one made of hard stone, the other of soft rock. The waterfall with soft rock will have erosion that is, compared to the other, 
 Option1: greater 
 Option2: lesser 
 Explanation: The water erodes the softer rock faster than the harder rock.
Example Output:
greater