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: Suppose Flash who is the fastest superhero on the planet races Ironman in a 1 min all out sprint. Question: Who would win this race? (A) Ironman (B) Flash
Example Output: Ironman

Example Input: Sentence: Amy wants to travel across the Atlantic ocean and is trying to decide between two options. Question: Which should she choose if she wants to reach her destination in the shortest window of time? (A) A boat (B) A plane
Example Output: A boat

Example Input: Sentence: Two bunnies, a white one and a black one, are hopping along together. The black bunny goes further than the white one. Question: Which bunny is faster? (A) white bunny (B) black bunny
Example Output:
white bunny