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 an island is experiencing a hot summer it is because (A) of the water (B) of the axis (C) of the shade (D) of glaciers

Ex Output:
B


Ex Input:
Rubber can protect from (A) cold (B) burns (C) electricity (D) fire

Ex Output:
C


Ex Input:
If I were recreating water going in and out, I would need to make sure (A) I paint the water orange (B) I include the animals (C) I use the sun for gravity (D) I repeat it twice

Ex Output:

D