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.

Ex Input:
Sentence: Jen was taking a walk and she could hear an airplane overhead. The sound got fainter. Question: Was the airplane coming closer or moving away? (A) coming closer (B) moving away

Ex Output:
A


Ex Input:
Sentence: Brett is driving a truck around a dirt track. The dirt track has more friction than when Brett drives the same truck on the road. Question: What will make more heat? (A) the truck on the road (B) the truck on the dirt track

Ex Output:
A


Ex Input:
Sentence: Sliding a shirt across the floor makes it heat up less then sliding it across the bed. Question: This means that the shirt can slide a greater distance across which surface? (A) bed (B) floor

Ex Output:

A