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:
A person wants their yard to be a wonderful ecosystem for local wildlife. They consider doing a few things in order to facilitate this, but ultimately decide that the best way to make a great impact is to (A) make some more money (B) plant a wet rope (C) plant a blue spruce (D) sing to their flowers

Ex Output:
C


Ex Input:
Deer are less safe in the woods because wolves (A) have fur (B) howl (C) have claws (D) have tails

Ex Output:
C


Ex Input:
Where would a polar bear be happiest? (A) wherever an igloo could be built (B) in a pile of fake snow in the desert (C) in the same country where kangaroos live in the wild (D) in a heated house

Ex Output:

A