Multiple Choice
How do trichromatic and opponent-process theories differ?
A) In opponent-process theory, the cells responsive to colour operate in opposition to each other rather than independently.
B) Opponent-process theory suggests that in addition to black and white, there are four, rather than three, primary colours.
C) both of these answers
D) none of these answers
Correct Answer:

Verified
Correct Answer:
Verified
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