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: A vineyard floor is more rough then a kitchen floor. Question: Which floor makes the grape get hotter when rolled across it? (A) vineyard floor (B) kitchen floor
Example Output: B

Example Input: Sentence: At a karate tournament there are paper and wood boards. Question: Which would be easier to break? (A) Wood (B) Paper
Example Output: A

Example Input: Sentence: A sapling and an older tree are standing in a forest. The older tree's trunk is wider than the sapling's trunk. Question: In a windstorm, which will stand up longer? (A) sapling (B) older tree
Example Output:
A