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: 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
[EX A]: blue car

[EX Q]: Sentence: A slice of bread can slide a greater distance across a serving plate then across a floor. Question: Which surface provides more friction to the slice of bread? (A) serving plate (B) floor
[EX A]: serving plate

[EX Q]: Sentence: Sarah brushed her hair. Some fell off and turned into a hairball on the bathroom rug. Then Joe walked across the bathroom. The hairball moved a foot across the rug. then it moved a few inches across the pile of laundry next to the rug. Question: On which of these areas did the hairball encounter more friction? (A) bathroom rug (B) pile of clothes
[EX A]:
bathroom rug