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]: What contains nutrients for plants? (A) dirt cheap (B) wind (C) ground minerals (D) soiled clothes
[EX A]: C

[EX Q]: Max mixed some orange flavored powder in a glass of water until there it was dissolved. His sister tasted it and it tasted like (A) cola (B) dark chocolate milk (C) a citrus fruit (D) lemons and apples
[EX A]: C

[EX Q]: If you see a mushroom on an old decaying log, its because a mushroom is a decomposer, which gets its food from (A) non-alive things (B) space (C) computers (D) the store
[EX A]:
A