Whether the Hair Cell in the Semicircular Canal Is Depolarized

Whether the hair cell in the semicircular canal is depolarized or hyperpolarized is dependent upon which of the following?

A) speed at which the head rotates
B) direction toward which the stereocilia are bent relative to the kinocilium
C) speed at which the stereocilia are bent
D) extent to which the stereocilia are bent
E) direction toward which only the kinocilia are bent