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").

Example Input: a typical rabbit diet includes (A) crickets (B) mice (C) fish (D) weeds
Example Output: D

Example Input: We can calculate a speed if we know a number of (A) gallons (B) millimeters (C) dollars (D) pounds
Example Output: B

Example Input: Water vapor cooling over night (A) leaves dew on people (B) forms black ice on bridges (C) forms puddles on roads (D) leaves behind wet foliage
Example Output:
D