instruction:
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:
Question: Scientists discovered a region where there was a much larger amount of greenhouse gases getting caught in the atmosphere. Compared to other regions, this region's atmosphere will have a 
 Option1: higher temperature 
 Option2: lower temperature 
 Explanation: More greenhouse gases trap more heat and warm the atmosphere.
answer:
higher temperature


question:
Question: When we get lower in the air what happens to the temperature? 
 Option1: goes up 
 Option2: goes down 
 Explanation: In the mesosphere, temperature decreases as altitude increases.
answer:
goes up


question:
Question: Woody is diving at a depth of 100 feet while Gertrude is diving at a depth of 10 feet. Who is least likely to encounter 'fossil water'? 
 Option1: Gertrude 
 Option2: Woody 
 Explanation: Deeper aquifers typically contain older 'fossil water.'
answer:

Gertrude