The Trichromatic and Opponent Process Theories of Colour Vision Are

Multiple Choice

The trichromatic and opponent process theories of colour vision are considered to be complementary because

A) each theory explains the processing of different wavelengths of light.
B) the trichromatic theory explains sensation while the opponent-process theory explains perception.
C) the trichromatic theory explains night vision (dim light) while the opponent-process theory explains daytime vision (bright light) .
D) each theory explains colour processing as a different stage of the visual system.