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: Two cars are traveling down a highway. They start out next to each other, but in 10 minutes, the car in the right lane is way ahead of the car in the left lane. Question: Which car wasn't going as fast as the other car? (A) the one on the left (B) the one on the right
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

Example Input: Sentence: David and Michael are doing laps at the park. Question: If David is running and Michael is walking, who travelled a higher distance after ten minutes? (A) David (B) Michael.
Example Output:
B