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]: Which likely most relies on its looks to reproduce? (A) the shark (B) the horse (C) the spider (D) the peacock
[EX A]: D

[EX Q]: Why would a lightbulb be dark? (A) the bulb needs to be charged (B) the room is too bright (C) the circuit is incomplete (D) it ran out of electricity
[EX A]: C

[EX Q]: Which of these items contains a fat soluble vitamin? (A) dog (B) yogurt (C) cat (D) water
[EX A]:
B