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: Buttercups can produce (A) their own nutrients (B) grow in space (C) ride horses (D) enter singing competitions

Output: A


Input: Consider Input: Glasses help you (A) fry ants (B) pay for crimes (C) remedy eyesight issues (D) observe Uranus

Output: C


Input: Consider Input: A resource from nature are (A) Styrofoam plates (B) briny waves (C) window pane (D) nylon pantyhose


Output: B