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 an arid location, any various lifeforms will have to (A) work harder for nutriment (B) find food quite easily (C) find fast, easy nutriment (D) always eat their fill

Ex Output:
A


Ex Input:
Why does a wolf eat rabbits? (A) to show rabbits they should stay away (B) to get the energy it needs to survive (C) because it hates rabbits (D) to show other wolves it is strong

Ex Output:
B


Ex Input:
A tree must die (A) for newspapers to go to print (B) for bakeries to have a yeast supply (C) for restaurants to have stryofoam containers (D) for schools to have chalk

Ex Output:

A