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: If Mona is putting together a new crib and she wants to have a harder time screwing the pieces together, what should she look for in a screw? 
 Option1: closer threads 
 Option2: farther threads 
 Explanation: Therefore, if the threads on a screw are closer together, you need to apply less force to penetrate the wood or other object.

SOLUTION: farther threads

PROBLEM: Question: Ron went to the gym and lifted weights for the first time. If he keeps going consistently, his muscles will likely 
 Option1: grow 
 Option2: shrink 
 Explanation: Anaerobic exercises cause muscles to get bigger and stronger.

SOLUTION: grow

PROBLEM: Question: If you defocus the sun's rays with a lens they are 
 Option1: weaker 
 Option2: stronger 
 Explanation: The more focused the Suns rays are, the more energy an area receives and the warmer it is.

SOLUTION:
weaker