You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the **incorrect** answer (return the string of the incorrect option, not A/B).

[EX Q]: Sentence: A car and a bus are both driving 60 mph, but the car drives longer then the bus. Question: Which vehicle travelled the greater distance? (A) car (B) bus
[EX A]: bus

[EX Q]: Sentence: Engineers have developed some new filaments for use as parts of different structures. Through their research, they notice that a red filament is much thinner than a blue filament. Question: Which of these filaments would be less likely to withstand strain? (A) red filament (B) blue filament
[EX A]: blue filament

[EX Q]: Sentence: David was playing whiffleball in the backyard. He hit the ball and it rolled quickly on the soil. He then hit the ball again and it rolled more slowly in a mulched area. Question: Where would the ball roll the longest distance? (A) soil (B) mulch
[EX A]:
mulch