Which of the Following Would You Expect Researchers to Find

Which of the following would you expect researchers to find, based on your knowledge of the auditory system?

A) Cochlear neurons most commonly form synapses with vestibular cells.
B) Mutant mice that lack inner hair cells are unable to hear.
C) Humans will excessive hair cells cannot distinguish sound waves based on frequency.
D) Mutant mice without pinna are unable to maintain their balance.