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:
He is waiting for his flight in the metro station
(A) Shuttle buses don't service metro station
(B)Trains may stop at the metro station
(C)Flights will not land in metro station

Ex Output:
C


Ex Input:
I eat the sun today
(A) pancakes are delicious
(B)I like eating pancake
(C)the sun is too big to eat

Ex Output:
C


Ex Input:
The sun comes down in the morning
(A) Sun is a star
(B)Earth is revolving around the sun
(C)Usually sun comes down at evening

Ex Output:

C