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").

Input: Consider 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

Output: D


Input: Consider Input: An example of an acquired characteristic is (A) the thickness of a horse's mane (B) the length of a horse's mane (C) the number of legs a horse has (D) the color of a horse's mane

Output: B


Input: Consider Input: If a fuel is a biofuel, it may be (A) water (B) corn (C) sunlight (D) oil


Output: B