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: Mike and Sue decide to ride their bikes around the park. They follow the same path but Mike rides his bike twice as fast as Sue. Question: After ten minutes, who will have covered less distance? (A) Mike (B) Sue
Example Output: A

Example Input: Sentence: A possum can run very quickly along the forest floor, but not so fast along the tree tops. Question: Which surface puts less resistance on the possum's paws? (A) tree top (B) forest floor
Example Output: A

Example Input: Sentence: A reed is more flexible then a stick. Question: If bent, which object will be less likely to break? (A) reed (B) stick
Example Output:
B