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.

[EX Q]: Sentence: A traveler wants to go between cities in Japan. She does some research and sees that a bullet train can go much faster than a car. Question: If she wants to spend less time in her trip from city to city, which should she choose? (A) bullet train (B) car.
[EX A]: B

[EX Q]: Sentence: John swings a rubber hammer at a brick wall and a glass hammer at a brick wall. Question: Which hammer is more likely to break? (A) Rubber hammer (B) Glass hammer
[EX A]: A

[EX Q]: Sentence: Macy is attending the local Christmas parade. Question: She covers her ears when a marching band comes where? (A) Around the corner (B) Directly in front of her
[EX A]:
A