You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct option for the given question. Write down the answer index: 'A' or 'B'.

Ex Input:
Sentence: Macy is attending the local Christmas parade. Question: She covers her ears when a marching band comes where? (A) Around the corner (B) Directly in front of her

Ex Output:
B


Ex Input:
Sentence: A grassy field offers a smoother journey to a rabbit then a rocky path. Question: Which surface will let the rabbit stay cooler as it runs along it? (A) grassy field (B) rocky path

Ex Output:
A


Ex Input:
Sentence: Mike knows that his tank is really slow and that his car is pretty fast. Question: Which vehicle would take longer to get him to work if he were to commute in it? (A) tank (B) car

Ex Output:

A