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: A car company wants to start producing a new car. Their two options for the material of the body of the car are steel or carbon fiber. Question: If everything else about the car is the same, which car will accelerate slower? (A) the steel car (B) the carbon fiber car.
Example Output: B

Example Input: Sentence: Bill Gates and Lebron James are playing a game of basketball.  Bill Gates is an old guy who doesn't work out, and Lebron James is a young sports adonis who trains daily.  Both stand at half court, but only one hits the backboard. Question: Who? (A) Bill Gates (B) Lebron James
Example Output: A

Example Input: Sentence: Jack is in the forest and sees a light shining in the distance. He moves closer to it. Question: When is the light dimmer? (A) when the light is closer (B) when the light is further away
Example Output:
A