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 Mona is building a new mirror and she wants it to refract less light, what should she do to the surface of the lens? 
 Option1: make it more curved 
 Option2: make it less curved 
 Explanation: The more curved the surface of a lens is, the more it refracts light.
[A]: make it less curved


[Q]: Question: Milo is older then Jerry. Who has the greater chance of developing cardiovascular disease? 
 Option1: Milo 
 Option2: Jerry 
 Explanation: The older a person is, the greater their chance of developing a cardiovascular disease.
[A]: Milo


[Q]: Question: Jimbo was playing on his sled one day. He slid down a snowy hill and then slid down a rocky hill. Which hill created more heat energy? 
 Option1: snowy hill 
 Option2: rocky hill 
 Explanation: Friction causes the molecules on rubbing surfaces to move faster, so they have more heat energy.
[A]:
rocky hill