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: Mary was bending objects to see which would break easier. She bent a plastic sheet and it didn't break, but she bent a glass sheet and it broke right away. Question: Which sheet was more flexible? (A) plastic sheet (B) glass sheet
Example Output: B

Example Input: Sentence: Kerry and Felicia are rollerskating at the beach.  Kerry stops to get an ice cream cone. Question: An hour later, who has gone further? (A) Kerry (B) Felicia
Example Output: A

Example Input: Sentence: A DVD is forced to slide at a lower rate of speed across a coffee table then across an entertainment center. Question: Which surface will let the DVD slide the greater distance? (A) entertainment center (B) coffee table
Example Output:
B