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: Standing on a plastic tote will (A) vaporize it (B) deform it (C) levitate it (D) melt it
Example Output: B

Example Input: Which is competition? (A) a giraffe eats the highest leaves (B) a bear takes a salmon from the stream (C) a shark eats a tuna that an orca was hunting (D) a slug eats a blade of grass
Example Output: C

Example Input: Which would be most effective way of being detected after the sun has set? (A) having water (B) having reflectors (C) having signs (D) having books
Example Output:
B