instruction:
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.
question:
Question: If there were less land in the Southern Hemisphere, there would likely be _____ trash buildup in the oceans. 
 Option1: more 
 Option2: less 
 Explanation: The Southern Hemisphere has less trash buildup in the oceans because less of the region is continent.
answer:
less


question:
Question: John was a doctor in a cancer ward and knew that early detection was key. The cancer being detected quickly makes the cancer treatment 
 Option1: Easier 
 Option2: Harder 
 Explanation: The sooner cancer is detected the easier it is to treat.
answer:
Easier


question:
Question: Fred started a fire on the beach. The air directly above the fire likely 
 Option1: falls 
 Option2: rises 
 Explanation: Warm air is less dense than cool air, so it rises higher in the troposphere.
answer:

rises