You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct answer (return the string of the correct option, not 'A' or 'B') for the given question.

Ex Input:
Sentence: Connor is talking to his friends in his back yard. Friend A is sitting 4 feet away from him, while friend B is 12 feet away in the pool. Question: Who can Connor hear better? (A) friend B (B) friend A

Ex Output:
friend A


Ex Input:
Sentence: Mitch is rolling wagons down a hill at the same time. The red wagon goes to the bottom of the hill, but the black wagon stops halfway down the hill. Question: Which wagon was slower? (A) red wagon (B) black wagon

Ex Output:
black wagon


Ex Input:
Sentence: Mike was walking downtown and stopped for a second. He noticed a loud noise coming from a bulldozer and a softer noise coming from a bus. Question: Which object was closer to him? (A) bulldozer (B) bus

Ex Output:

bulldozer