Given the task definition and input, reply with output. 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.

My brother's company requires employees to wear slipperies during work
(A) Slipperies make noise when people walk
(B)Slipperies cannot keep feet warm at workplace
(C)Slipperies are informal at workplace
C