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 environment experiences a long drought (A) animals will experience a boom in reproduction (B) ponds may dry up and kill off the fish population (C) tadpoles will mature faster into frogs (D) plants will continue to flourish

Ex Output:
B


Ex Input:
If a being is moving regularly, then that being is (A) hardly healthy (B) probably strong (C) about to die (D) making little motion

Ex Output:
B


Ex Input:
Every 1440 minutes (A) the moon is full (B) there's a lunar eclipse (C) a new year starts (D) the sun sets in the west

Ex Output:

D