What Effect Do High Frequency Sounds Tend to Have on the Ear

Multiple Choice

What effect do high frequency sounds tend to have on the ear?

A) displace the whole length of the basilar membrane with a maximum near the apex
B) move only the basal portion of the basilar membrane
C) move only the apex portion of the basilar membrane
D) move only the portion of the basilar membrane between the basal portion and the apex
E) only move the tectorial membrane