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.

[EX Q]: 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.
[EX A]: Mosha

[EX Q]: Question: If the people in Mary's country start to create less greenhouse gases, what will happen to the possibility that changes may occur? 
 Option1: increase 
 Option2: decrease 
 Explanation: As greenhouse gases increase, changes will be more extreme.
[EX A]: decrease

[EX Q]: Question: John was looking at the rocks, and noticed something. The less the metamorphism in the rock, the difficulty to tell what it was 
 Option1: Increased 
 Option2: Decreased 
 Explanation: The more extreme the amount of metamorphism, the more difficult it is to tell what the original rock was.
[EX A]:
Decreased