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.

Example Input: Sentence: The planet Earth has more mass then the plant Venus. Question: Which plant has stronger gravity emitting from it? (A) Earth (B) Venus
Example Output: B

Example 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
Example Output: B

Example Input: Sentence: Todd and Maria were getting to know each other and went for a walk on Friday. They went for another walk on Saturday and were enjoying it so much that they walked for 30 minutes more than they did on Friday. Question: On which day did Todd and Maria walk a greater distance? (A) Friday (B) Saturday
Example Output:
A