You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct answer (return the string of the correct option, not 'A' or 'B') for the given question.

[EX Q]: Sentence: Jupiter is the largest planet. The sun however is still much bigger. Question: Which planet has more gravity? (A) Jupiter (B) Sun
[EX A]: Sun

[EX Q]: Sentence: Elpresador is knocking tree's over for a YouTube video. He approaches a thin tree and a very thick tree. Question: Which tree is less likely to go down? (A) Thin Tree (B) Thick Tree
[EX A]: Thick Tree

[EX Q]: Sentence: A plunger gets a lot hotter plunging through a clogged toilet then plunging through a clean toilet. Question: Which surface will let the plunger go a greater distance per push? (A) clogged toilet (B) clean toilet
[EX A]:
clean toilet