Instructions: 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).
Input: Sentence: Rolling a red ball across an orange carpet makes the ball get hotter then rolling it across a blue carpet. Question: Which carpet is the most smooth? (A) blue carpet (B) red carpet
Output:
red carpet