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:
When there is an increase in atmospheric temperature, then (A) glaciers become too large (B) global sea level decreases (C) Antartica and Greenland icebergs will melt (D) Earth absorbs less sunlight

Ex Output:
C


Ex Input:
Winter in the Northern Hemisphere means (A) the Northern Hemisphere is experiencing scorching hot weather (B) the Northern Hemisphere is experiencing daily torrential rain (C) the Southern Hemisphere is experiencing warm sunny days (D) the Southern Hemisphere is experiencing frigid temperatures

Ex Output:

C