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: Louis notices that when he pushes his book on the carpet, it doesn't go as far as when he pushes the book on the kitchen floor. Question: Which surface has greater resistance? (A) kitchen floor (B) carpet
Example Output: A

Example Input: Sentence: A piece of toast heats up less when slid across a counter then when slid across a cutting board. Question: Which is the rougher surface? (A) cutting board (B) counter
Example Output: B

Example Input: Sentence: Everyone knows that dry pasta isn't as flexible as wet pasta. Question: If Jimbo bends both types of pasta, which is more likely to snap into two pieces? (A) dry pasta (B) wet pasta
Example Output:
B