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: migration is when what move to different locations in an annual cycle? (A) animal figurines (B) sedentary animals (C) habitual creatures (D) currents
Example Output: C

Example Input: speed is a measure of how fast all these move but (A) a person waiting (B) a fish swimming (C) a dog running (D) a bird flying
Example Output: A

Example Input: A disperser is able to (A) leave things (B) break things (C) redirect things (D) shorten things
Example Output:
C