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:
Which of the following actions can make electrical energy brighten your room? (A) Clap on! (B) Jumping in place (C) Turning a doorknob (D) Rubbing your nose

Ex Output:
A


Ex Input:
If a plant's extended portion is larger, it will (A) soak up more light (B) put out less pollen (C) be wilting very soon (D) fold in on itself

Ex Output:
A


Ex Input:
What is a greenhouse? (A) A place for foreign plants (B) A house painted green (C) A secret Army base (D) The opposite of the White House

Ex Output:

A