TASK DEFINITION: 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").
PROBLEM: an animal needs to burn complex carbohydrates to (A) stay up (B) move (C) sit (D) sleep

SOLUTION: B

PROBLEM: A man will most likely be unable to see if he gets lost in (A) a dense forest (B) a long river (C) a desert (D) a mountain

SOLUTION: A

PROBLEM: Which would likely live under a rock? (A) an eagle (B) a cat (C) a vole (D) a dog

SOLUTION:
C