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 cloud that begins to precipitate onto the ground is (A) fluttering (B) laughing (C) crowing (D) leaking
Example Output: D

Example Input: A good mixture would be (A) water and olive oil (B) coffee and almond creamer (C) salt and fresh tacos (D) sugar and frozen milk
Example Output: B

Example Input: Condensation over night (A) leads to extremely dry conditions (B) can lead to slippery grass (C) causes plants to wilt and die (D) causes black ice on bridges
Example Output:
B