Mach Bands Are Perceived Because

Multiple Choice

Mach bands are perceived because

A) if A fires less than B, B must fire more than C.
B) the visual receptors near an edge become hyperpolarized.
C) visual receptors on the more intense side of an edge receive more lateral inhibition than receptors on the less intense side.
D) visual receptors on the more intense side of an edge receive less lateral inhibition than receptors on the less intense side.
E) visual receptors adjacent to an edge on the more intense side receive less lateral inhibition than do receptors farther from that edge, and because visual receptors adjacent to the edge on the less intense side receive more lateral inhibition than do receptors farther from that edge.