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: As Earth's climate becomes warmer it will develop _____ varieties of vegetation? 
 Option1: less 
 Option2: more 
 Explanation: The warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering.
[A]: more


[Q]: Question: Terry has a strong base, some bleach, and a weak base, some water. Which likely contains more hydroxide ions? 
 Option1: bleach 
 Option2: water 
 Explanation: A stronger base produces more hydroxide ions than a weaker base.
[A]: bleach


[Q]: Question: A person is digging up rocks, and wants to get the newest ones. The person will dig 
 Option1: deeper 
 Option2: shallower 
 Explanation: Older rocks are at the bottom and younger rocks are at the top.
[A]:
shallower