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]: Some people have an (A) tubs for skin (B) extra rib (C) snakes for hair (D) magic
[EX A]: B

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

[EX Q]: What does planting native plants has a positive impact on? (A) markets (B) territory (C) winds (D) economies
[EX A]:
B