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:
If I wanted to get more energy after exerting myself too much (A) I can consume an apple (B) I can go for a run (C) I can brush my hair (D) I can wash my face

Ex Output:
A


Ex Input:
Which of these could be a reason why the stars seem to be in a different place at dusk than at dawn? (A) rotation of the sky (B) rotation of the sun (C) rotation of the earth (D) rotation of the person

Ex Output:
C


Ex Input:
Which would directly follow the appearance of grey clouds? (A) UFOs (B) planes (C) sleet (D) tsunami

Ex Output:

C