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.

surgeons began to scrub their hands and arms with lotion before operating
(A) the lotion is used to moisturize hands
(B)the lotion can't clean hands well
(C)doctor's hands are too dirty to wash with lotion
B