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:
The moon reflects rays of sun from our (A) red giant (B) jupiter (C) yellow dwarf (D) whit dwarf

Ex Output:
C


Ex Input:
When is hotter? (A) desert (B) night (C) morning (D) noon

Ex Output:
D


Ex Input:
Which is likely the material used to make an eco-friendly sculpture? (A) pollutants (B) animal furs (C) coke cans (D) fossil fuels

Ex Output:

C