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: An airplane and a train leave from the same location and travel for three hours. Question: Which traveled the least number of miles? (A) Airplane (B) Train

Ex Output:
A


Ex Input:
Sentence: Alice is playing ball with her young sister. One of them is having trouble throwing the ball far enough to be caught. Question: Which person is likely to have a harder time? (A) Alice (B) Little Sister

Ex Output:
A


Ex Input:
Sentence: Jennifer threw two footballs down the street. One landed nearby on the grass and didn't roll much. The other bounced several times, and rolled until it was far away. Question: Which ball looked smaller to Jennifer? (A) close by ball (B) far away ball

Ex Output:

A