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: An action that may provide a small bit of warmth could be (A) looking out of a window (B) putting the radio on (C) looking at a snow storm (D) smashing hands together repeatedly

Output: D


Input: Consider Input: Jamaican natives have a dark skin tone do to (A) lack of nutrients (B) camouflage (C) solar radiation (D) their diet

Output: C


Input: Consider Input: Which of these allows humans to walk around? (A) luck (B) glucose (C) magic (D) sand


Output: B