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").

[Q]: Which animal eats prey? (A) beetle (B) horse (C) rabbit (D) buffalo
[A]: A


[Q]: This seed carries food: (A) rock (B) strawberry (C) thunder (D) water
[A]: B


[Q]: Unlike CO2, oxygen is a waste product of (A) the moon (B) rocks (C) cactus (D) hair
[A]:
C