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: It only took Lisa two hours to get to Las Vegas, despite the long distance. Question: Lisa must have traveled how? (A) By Car (B) By Airplane
[EX A]: A

[EX Q]: Sentence: Janna was playing with her softball and her bowling ball. She noted that the bowling ball had a greater mass than her softball. Question: Which ball had stronger gravity? (A) softballl (B) bowling ball
[EX A]: A

[EX Q]: Sentence: James knows that matted hair isn't as smooth as sleek hair. Question: Which hair has more friction? (A) matted hair (B) sleek hair
[EX A]:
B