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 Jim moves his telescope to a location with less air above it, what will happen to the amount of interference from the atmosphere? 
 Option1: increase 
 Option2: decrease 
 Explanation: Many observatories are built on high mountains. There is less air above the telescope, so there is less interference from the atmosphere.

A: decrease
****
Q: Question: Rick has a flat magnifying glass while Jimmy has a curved convex lens. Who likely can magnify the objects better? 
 Option1: Rick 
 Option2: Jimmy 
 Explanation: The more curved the convex lens is in a magnifying glass, the greater its ability to magnify objects.

A: Jimmy
****
Q: Question: Mary loves to dive in the ocean. What will happen to the water as she dives deeper? 
 Option1: darker 
 Option2: lighter 
 Explanation: The deeper you go, the darker the water gets.

A:
darker
****