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: Sara likes to throw her sponge ball around. After a while, she notices that rolls more quickly on her on her driveway so she had to chase it, then when she's playing on the grass. Question: Which surface has the greatest resistance? (A) concrete driveway (B) grass?
Example Output: A

Example Input: Sentence: Rachel took a photo of her friend in Paris with the Eiffel Tower, and it appears like her friend is just as tall as the tower. Question: How could that be? (A) the friend is further away from the camera than the tower (B) the friend is closer to the camera than the tower
Example Output: A

Example Input: Sentence: A sedan and a garbage truck start side by side at a traffic light. When the light turns green both vehicle race to reach 50 miles per hour. Question: Which vehicle will win the race? (A) Sedan (B) Garbage truck
Example Output:
B