What is meant by a “tonotopic map”?

A. Each location in the auditory cortex responds to a preferred tone.

B. The auditory cortex has axons back and forth to every other part of the cortex.

C. Each neuron in the auditory cortex responds differently depending on the location of the source of sound in space.

D. Each cell in the auditory cortex has a “partner” cell in the visual cortex.