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: Alice and Mac both have to get to a meeting by a certain time. Mac enjoys walking everywhere, but Alice insists on driving herself. Question: Who is more likely to get to the meeting the earliest? (A) Alice (B) Mac

Ex Output:
A

Ex Input:
Sentence: Mary was bent two objects to see which would break first. The wooden board broke right away, while the metal pole didn't break at all. Question: Which object was less flexible? (A) wooden board (B) metal pole

Ex Output:
A

Ex Input:
Sentence: Mike was making a basket using various types of wood. He bent some thick wood and it didn't break, but when he bent some thin wood it snapped in half. Question: Which wood wasn't as strong? (A) thick wood (B) thin wood

Ex Output:
B