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: The football coach wants to choose the person who can throw the ball the furthest to be on his team. Jon is stronger than Carl is. Question: Who will coach choose? (A) Jon (B) carl.

Ex Output:
B


Ex Input:
Sentence: A pickup and a van both drive on the highway at 60 mph. Question: If the pickup pulls off at an exit sooner then the van, which will have traveled less distance? (A) van (B) pickup

Ex Output:
A


Ex Input:
Sentence: Skippy and Finn are dogs who are running down the street. They run at the same speed. Question: Skippy stops running before Finn does, so who ran the farthest? (A) Skippy (B) Finn

Ex Output:

A