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: 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.
make it less curved

Question: If you fill a smaller canister with gas from a large canister will the density 
 Option1: increase 
 Option2: decrease 
 Explanation: If we take a certain amount of gas from one container and place it into another, larger container, the gas expandsto fill the larger container. The same mass of gas is now in a larger volume, the gas now has a lower density.
increase

Question: Joe is pulling a rubber band with his fingers. When does the band have the least elastic force? 
 Option1: at rest 
 Option2: when stretched 
 Explanation: The elastic force increases the more the material is stretched or compressed.

at rest