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]: animals learn some behaviors from watching their (A) rocks (B) toys (C) caretakers (D) trees
[EX A]: C

[EX Q]: Living underground can be used for hiding from what? (A) food (B) hunters (C) dirt (D) water
[EX A]: B

[EX Q]: Conserving water can be used for survival where? (A) seas (B) oceans (C) sandy land (D) towns
[EX A]:
C