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 Input:
A person is in the forest, lost. They need to signal to others that they are there, and their voice is gone, so they need to do it inaudibly. The person may signal with (A) fire (B) rain (C) leaves (D) ducks

Ex Output:
A

Ex Input:
What requires energy for growth? (A) a car (B) a hippopotamus (C) a house (D) a desk

Ex Output:
B

Ex Input:
if a bush fire breaks out without human action, what might have happened? (A) the mercury read high in the thermometer that day (B) it was a cloudy day (C) it was a very rainy day (D) it was a very cold day

Ex Output:
A