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).

Example Input: Sentence: Bryan enjoys playing basketball with his young daughter. After shooting some hoops, they sit down and roll the ball to each other. Sometimes Bryan takes her to his college gym and sometimes he goes to the courts at the park around the corner from his home. He notices that when they play roll-the-ball, the ball goes faster on the wooden gym floor than on the concrete basketball court at the park. Question: Which surface has more friction? (A) the wooden gym floor (B) the concrete
Example Output: the wooden gym floor

Example Input: Sentence: After a grueling work-out, Brandon sat drinking a beverage when, in the gym's mirror, he noticed a sweat bead traveling down the side of his face. At the same moment a sweat bead was traveling down his arm. His arm was significantly hairier than his face and he noticed the sweat was sliding quickly and with ease down his face, but was barely moving on his arm. Question: Where on Brandon did the sweat bead experience the most friction? (A) face (B) arm.
Example Output: face

Example Input: Sentence: Ellie exercises on her treadmill each day. One day she sets the treadmill up to be flat and runs on it for a set amount of time. The next day she sets the treadmill to incline so that she is running uphill which causes more exertion in the same amount of time. Question: Which treadmill setup will cause Ellie to drip more perspiration onto the treadmill? (A) the flat treadmill (B) the inclined treadmill
Example Output:
the flat treadmill