Opponent-Process Theory Explains Why _____

Opponent-process theory explains why _____.

A) dark adaptation takes longer in cones because of the necessity of stimulating two opponent-process colors
B) colors, such as orange and red, look brighter outside in daylight than inside in incandescent light
C) we cannot detect colors that are reddish-green or bluish-yellow
D) when all three cones are stimulated equally, we experience an absence of color