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: Jeff is walking through the park.  Betty is running on the same path. Question: After an hour, who has gone farther? (A) Jeff (B) Betty

Ex Output:
Betty


Ex Input:
Sentence: Jenny worked at a horse stable and she got to ride the horses on her time off. When she rode Blossom from the barn to the house, it always took longer than when she rode Bozo from the barn to the house. Question: Which of the horses is speedier? (A) Blossom (B) Bozo

Ex Output:
Bozo


Ex Input:
Sentence: A bus left the station fully loaded. The next day after the driver drive to the next town with an empty bus. Question: Which bus would have gotten to 50mph faster? (A) Loaded bus (B) Empty bus

Ex Output:
Empty bus