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: Pollution is (A) throwing a gum wrapper in the ocean (B) trees in a forest (C) Fish swimming in the sea (D) The wind carrying seeds
Example Output: A

Example Input: A kitten in a hot environment has little to zero ability to (A) take a short nap (B) be very warmed up (C) adjust its internal temperature (D) lap up some water
Example Output: C

Example Input: An example of camouflage could be (A) Baking a cake for a birthday (B) A sting ray covering itself in sand (C) Cleaning make up off my face (D) Going naked outside on a rainy day
Example Output:
B