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).

Q: Sentence: Two matchbox cars are being rolled down a sidewalk at the same time. The red car goes further than the blue car. Question: Which car is quicker? (A) red car (B) blue car

A: blue car
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Q: Sentence: The Flash and The Hulk decide to race each other. The Flash is the fastest being in the galaxy. They agree to sprint for 1 min. Question: Who wins the race? (A) The Hulk (B) The Flash

A: The Hulk
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Q: Sentence: Bob took his toy car outside to play with it. He rolled it on the street and then he rolled it in the grass. He noted that the toy car rolled much faster in the street. Question: Which surface caused more friction? (A) The street (B) The grass

A:
The street
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