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: Lisa and Melissa were each doing different exercise routines. After 1/2 hour, Lisa was dripping sweat and Melissa was still dry. Question: Who did the harder workout? (A) Melissa (B) Lisa

Ex Output:
A


Ex Input:
Sentence: In an amateur drag race, Kevin reached the finish line before his competitor, Harold, was even halfway there. Question: Between the two of them, which racer's dragster had been souped up? (A) Harold had the souped up dragster (B) Kevin had the souped up dragster

Ex Output:
A


Ex Input:
Sentence: Every object has gravity. Jupiter is the largest planet in the solar system. Question: Which object has a weaker gravitational pull? (A) Moon (B) Jupiter

Ex Output:

B