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: A piece of sandpaper was rubbed across a glass table, then the sandpaper was rubbed across some gravel. The friction will be greater between 
 Option1: the sandpaper and the glass table or 
 Option2: the sandpaper and the gravel. 
 Explanation: Rougher surfaces have more friction between them than smoother surfaces.
answer:
the sandpaper and the gravel.


question:
Question: Sarah puts two pieces of candy into water. The piece that will break down the fastest is the one that is 
 Option1: larger 
 Option2: smaller 
 Explanation: Smaller pieces dissolve more easily.
answer:
smaller


question:
Question: If North America is smaller then Asia, which continent experiences less trash buildup? 
 Option1: North America 
 Option2: Asia 
 Explanation: The Southern Hemisphere has less trash buildup in the oceans because less of the region is continent.
answer:

North America