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: The average NFL quarterback is 6'4. The average middle school girl is 5'3. Question: Who can throw a football longer? (A) Middle School Girl (B) QB

Ex Output:
B


Ex Input:
Sentence: Ron is at the gym lifting weights.  Tony joins him an hour into his workout.  They leave at the same time. Question: Who sweat more? (A) Ron (B) Tony

Ex Output:
A


Ex Input:
Sentence: Laura and Sean are running on the tracks. Sean needs to stop running half way through and walk the rest. Question: Who ends one round around the track the fastest? (A) Laura (B) Sean

Ex Output:

A