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 a squid moves forward, water is (A) pushed directly behind it (B) pushed up and below it (C) evaporated by salt water (D) pushed in front of it

Ex Output:
A


Ex Input:
A chipmunk that gathers many different items can often store what for later usage and help with plant dispersal. (A) hair balls (B) water (C) small leaves (D) uneaten pits

Ex Output:
D


Ex Input:
If a bird is green, another bird can realize that by (A) noticing it (B) visiting it (C) touching it (D) killing it

Ex Output:

A