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:
Dead organisms are the source of what for decomposers? (A) nutriment (B) pride (C) oceans (D) people

Ex Output:
A


Ex Input:
A man will most likely be unable to see if he gets lost in (A) a dense forest (B) a long river (C) a desert (D) a mountain

Ex Output:
A


Ex Input:
Salamanders may be unable to survive in a hot, dry location lacking food and water, but if it has food and water in an ideal location (A) it is extinguished (B) it may flourish (C) it is financed (D) it may crash

Ex Output:

B