You are given a sentence, a question and two answer options. Your task is to write down the index ('A' or 'B') of the **incorrect** option for the given question.

Ex Input:
Sentence: David and Joe live together and go out at the same time. David drove his car and Joe rode his skateboard. Question: After one hour, who traveled less distance? (A) David (B) Joe

Ex Output:
A


Ex Input:
Sentence: Joe and Mike are walking down the same street at the same pace. Question: If Mike walks for one more hour than Joe, who travelled further? (A) Joe (B) Mike.

Ex Output:
A


Ex Input:
Sentence: Suppose you look into the sky. Question: Which star is easier to see? (A) Sirius (B) Capella

Ex Output:

B