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.

[Q]: 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.
[A]: less

[Q]: Question: When you go into a cave, the rocks at shallower levels are _____ than the rocks on the surface.
Option1: younger
Option2: older
Explanation: The main law is the law of superposition. This law states that deeper rock layers are older than layers closer to the surface.
[A]: younger

[Q]: Question: When people figured out how to lessen food the levels of food in the world
Option1: increased
Option2: decreased
Explanation: Better farming techniques and machines increased the food supply and the distribution of food.
[A]:
decreased