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]: Where might you see light reflect? (A) rocks (B) bottled liquid (C) sand (D) wood
[EX A]: B

[EX Q]: if a driver drove by a corn field and tossed out his lit cigarette, what could happen? (A) the corn will grow stouter (B) the corn would experience conflagration (C) the corn would grow bigger than normal (D) the corn will be more tasty
[EX A]: B

[EX Q]: What could be put on a wall so that a neighbor stops complaining about your guitar playing at night? (A) paint (B) wallpaper (C) carpet (D) curtains
[EX A]:
C