Blocking Action Potentials with TTX in the Retinal Ganglion Cells

Multiple Choice

Blocking action potentials with TTX in the retinal ganglion cells of one eye has the same effect as monocular deprivation in development. This suggests that

A) visual cortical cells normally respond to input from only one eye.
B) synapses from the eye to the visual cortex do not behave in a Hebbian manner.
C) ocular dominance patterns do not respond to neural activity in the eyes.
D) ocular dominance patterns are influenced by neural activity in the eyes.