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:
A person uses all of a renewable resource that they had in a bucket. They can get more of it by (A) putting on fresh clothing (B) visiting a desert area (C) burning the bucket in a fire (D) leaving the bucket out in a storm

Ex Output:
D


Ex Input:
Redwoods are supported by (A) donations from the environmental protection agency (B) very large and thick trunks (C) twenty chainsaw wielding psychopaths (D) industrial plants near the ocean

Ex Output:
B


Ex Input:
During photosynthesis plants make their own (A) magic (B) candy (C) sustenance (D) cars

Ex Output:

C