Which of the following is not one of the color-opponent pairs coded by the visual system?
A. Red versus blue
B. Blue versus yellow
C. Red versus green
D. Black versus white
E. All of these are color-opponent pairs.
Answer (2)
The color-opponent pairs recognized by the visual system include red versus green, blue versus yellow, and black versus white. The option red versus blue does not fit as an opponent pair in this model. Thus, red versus blue is the correct answer to the question. ;
The option that is not one of the color-opponent pairs coded by the visual system is red versus blue. The recognized color-opponent pairs include red versus green, blue versus yellow, and black versus white. Therefore, red versus blue is the correct choice.
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