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:
You can sing in a library
(A) Singing is usually prohibited in a library
(B)A bad singer is not welcome in a library
(C)A bad song in a library distracts readers

Ex Output:
A


Ex Input:
Saturn is the earth's only natural satellite.
(A) Saturn and earth belong to the same solar system.
(B)Saturn is a planet, not a satellite and it revolves around the sun.
(C)Saturn and earth are celestial bodies.

Ex Output:
B


Ex Input:
Ms Potts stuffed the cabinet in her office with socks
(A) Socks are smelly so it will influence Ms Potts' collegues
(B)Ms Potts' socks are too small to stuff the cabinet
(C)A cabinet in one's office is not for personal stuff

Ex Output:

C