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 Input:
Sentence: A frisbee benefits from low friction when sliding across a frozen lake and high friction when sliding over frozen ground. Question: Which surface is going to make the frisbee slide at a lower rate of speed? (A) frozen lake (B) frozen ground

Ex Output:
frozen lake


Ex Input:
Sentence: Dana just got down running a marathon. Alan just got done doing relaxing yoga. Question: Who is sweating more? (A) Alan (B) Dana

Ex Output:
Alan


Ex Input:
Sentence: Two identical airplanes, except for their colors, are in the sky. The black and white one looks smaller than the blue one. Question: Why? (A) the black and white one is higher in the sky (B) the blue one is higher in the sky

Ex Output:

the blue one is higher in the sky