In this task, you are given an impractical statement. You are also given three reasons (associated with "A", "B", "C") explaining why this statement doesn't make sense. You must choose the most corresponding reason explaining why this statement doesn't make sense.

Ex Input:
smoking can be a healthy habit
(A) some people think smoke can make them healthier
(B)people who smoke a lot are in bad health
(C)smoking is harmful to people's heart and lung

Ex Output:
C


Ex Input:
Something you might do while going to a performance is to talk
(A) Talking during a performance can share your feelings and opinions with other audience
(B)Talking during a performance allows your fellows to know your comments in real time
(C)Talking during a performance is distracting to other audience and rude to performers

Ex Output:
C


Ex Input:
Birds can swim.
(A) Birds can't swim, they fly.
(B)Birds enjoy their life flying.
(C)Birds are afraid of swimming.

Ex Output:

A