Detailed Instructions: 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").
Problem:A pony is living in a small barn and its owner dies and the pony is unable to fend for itself. The pony dies because (A) it is elderly (B) it is bored (C) it is vital (D) it required nutriment
Solution:
D