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: Will was farming in a rich country when he noticed he his energy consumption was high. Despite this, his consumption of energy is likely much _____ than that of a poor country. 
 Option1: lesser 
 Option2: greater 
 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.

A: greater
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Q: Question: If Mona is comparing the erosion rates of two rocks and she notices that granite is softer then marble, which rock will water erode faster? 
 Option1: granite 
 Option2: marble 
 Explanation: The water erodes the softer rock faster than the harder rock.

A: granite
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Q: Question: An asteroid hurtled toward the planet Mars. The gravitational pull between the asteroid and Mars will be stronger 
 Option1: when the asteroid is far away 
 Option2: when the asteroid gets closer. 
 Explanation: Objects that are closer together have a stronger force of gravity.

A:
when the asteroid gets closer.
****