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").

Example Input: A vehicle stops when brakes are pressed because (A) the tires are being halted by pressure (B) the streets are bumpy (C) the roads have friction (D) the tires are unable to create friction
Example Output: A

Example 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
Example Output: A

Example Input: The next moon phase after a solar eclipse is (A) first quarter (B) full moon (C) third quarter (D) super moon
Example Output:
A