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: Sliding a lunch bag across a shiny table makes it go a greater distance then sliding it across a matte table. Question: Which table will make the bottom of the bag stay cooler? (A) shiny table (B) matte table

Ex Output:
B

Ex Input:
Sentence: Craig just got done walking home from school which was 3 miles. Jamie took the bus home from school. Question: Who would sweat more? (A) Jamie (B) Craig

Ex Output:
A

Ex Input:
Sentence: A model car rolling across a desk is experiencing more friction then one rolling across a display case. Question: Which surface will give the model car a rougher ride? (A) display case (B) desk

Ex Output:
A