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:
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:
A plastic toy reduced to a puddle was left on a (A) steep mountain (B) iceberg (C) government propaganda flick (D) hotplate

Ex Output:
D


Ex Input:
The looseness of soil increases the amount of what in it? (A) bugs (B) dirt (C) water (D) air

Ex Output:

D