In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

[EX Q]: an animal needs to burn complex carbohydrates to (A) stay up (B) move (C) sit (D) sleep
[EX A]: B

[EX Q]: What becomes smoother through weathering? (A) rainbow (B) water (C) cat (D) pumice
[EX A]: D

[EX Q]: As it travels further into a land mass, what looses power? (A) a violent disturbance of the atmosphere with high winds (B) ideas in print media (C) a large jet engine (D) a gas guzzling automobile
[EX A]:
A