A Mutation That Resulted in the Loss of Inner Hair

A mutation that resulted in the loss of inner hair cells within the organ of Corti would be expected to result in

A) a difficulty in locating the source of a sound.
B) total impairment of hearing.
C) the inability to detect differences in sound intensity.
D) the inability to detect differences between different musical instruments.
E) difficulty in recognizing the voice of another person.