TASK DEFINITION: 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.
PROBLEM: Question: Will drilled 1000 feet to find a rock. Harry picked a rock up off of the ground. Whose rock is likely older? 
 Option1: Will 
 Option2: Harry 
 Explanation: Therefore, deeper rock layers must be older than layers closer to the surface.

SOLUTION: Will

PROBLEM: Question: Mike lives in the USA while Mosha lives in Nigeria, which likely uses less energy on a daily basis? 
 Option1: Mike 
 Option2: Mosha 
 Explanation: People in the richer nations of the world use far more energy, especially energy from fossil fuels, than people in the poorer nations do.

SOLUTION: Mosha

PROBLEM: Question: Eric noticed that diffusion was occurring slowly in a medium. This medium has particles that are 
 Option1: closer together 
 Option2: further apart 
 Explanation: This means the rate of diffusion is much slower in liquids than in gases, because the particles of a gas are further apart and collide much less.

SOLUTION:
further apart