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:
In order to conserve energy and eat less through winter, what kind of animal or insect hibernates? (A) Chairs (B) Birds (C) Humans (D) Bees

Ex Output:
D

Ex Input:
Gas can fill any container it is given, and liquid (A) is standard weight and size (B) is the opposite of variable (C) only needs a few (D) uses what it needs

Ex Output:
D

Ex Input:
To look at an eclipse you might be able to use (A) nothing (B) telescope (C) Plain old sunglasses (D) a box

Ex Output:
D