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: Tony has a beach ball that he loves to play with. He notices that the beach ball travels farther when he kicks it across the asphalt road than when he kicks it across the gravel road. Question: If he kicks it with the same force in each situation, which road is more smooth? (A) gravel (B) asphalt
Example Output: A

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: Two cars are going to race each other. One driver puts just enough fuel into his car's tank to get through the race in order to keep the weight of his car low. The other driver fills his car's tank completely, which makes the car more heavy. Question: Which car will get up to full speed more quickly at the start of the race? (A) car with full fuel tank (B) car with nearly empty fuel tank
Example Output:
A