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: Flowers with more pollinators (A) escalate reproduction (B) increase water usage (C) increase visual appeal (D) decrease reproduction

Output: A

Input: Consider Input: A tree must depend upon, for its support (A) A large fibrous mass (B) plants on the forest floor (C) the wooden welfare state (D) massive redwoods on the backs of turtles

Output: A

Input: Consider Input: Coal and oil directly removed from the ground are (A) directly consumed (B) thrown away (C) made into products (D) stored underground
Output: C