Q: 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.
Sentence: Carrie has locked everyone in the gym and is doing strenuous work to kill them all. Robert is walking down the road at a leisurely pace. Question: Who will be sweatier? (A) Carrie will sweat more (B) Robert will sweat more
A:
B