While Listening to Stereo Music Through Noise-Cancelling Headphones, Notes That

While listening to stereo music through noise-cancelling headphones, notes that are played exclusively through the left speaker (which is also, properly, on the left ear) will stimulate

A) the right cochlear nucleus.
B) both the left and right cochlear nuclei.
C) the right inferior colliculus and medial geniculate nucleus.
D) the right cochlear nucleus and the left auditory cortex.