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: Humming birds may help the growth of (A) cars (B) buildings (C) ants (D) tulips

Output: D


Input: Consider Input: Which type of cell must perform all life functions? (A) candida (B) sea turtle (C) dragonfly (D) daisy


Output: A