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: Yolanda moved to Denver where it is 5000 feet above sea level. The atmosphere here is considered 
 Option1: dense 
 Option2: thin 
 Explanation: The density of the atmosphere decreases with an increase in the height above sea level (altitude).
[A]: thin


[Q]: Question: A solution with a pH value of 14 is _____ considered to be basic. 
 Option1: definitely 
 Option2: not 
 Explanation: The more basic a solution is, the closer its pH value will be to 14.
[A]: definitely


[Q]: Question: If your body size were to decrease, your surface area to volume ratio would 
 Option1: decrease 
 Option2: increase 
 Explanation: Size restriction: The final body size is limited because as the body size increases, the surface area to volume ratio decreases.
[A]:
increase