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: Deserts are in extremely dry environments, so liquids will naturally be (A) rainbow (B) plentiful (C) meager (D) talented
Example output: C
Example explanation: This is a good example and the output correctly answers the question.
Q: A car is stuck in a ditch, and requires the passengers of the vehicle to get out and push it back onto the road. Two of the three passengers push the car, and they struggle to gain any ground, but when the third passenger helps them (A) the car struggles to move (B) the car gains ground rapidly (C) the car is stuck (D) the car is too heavy to push
A:
B