You are given a sentence, a question and two answer options. Your task is to write down the index ('A' or 'B') of the **incorrect** option for the given question.

Example Input: Sentence: Superman is the strongest person on earth. Him and Batman decide to see who can throw a car the longest distance. Question: Who wins this face off? (A) Batman(B) Superman
Example Output: A

Example Input: Sentence: A family has recently moved. Their new house is located a greater distance from the storm siren in town than their old house was. Question: In this situation, where is the storm siren more difficult to hear? (A) their new house (B) their old house
Example Output: B

Example Input: 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
Example Output:
A