Experiencing a green afterimage of a red object is most easily explained by
A) the opponent-process theory.
B) signal detection theory.
C) the Young-Helmholtz theory.
D) frequency theory.

Question

Quizplus · Accepted Answer

According to opponent-process theory, there are opposing color pairs (such as red-green) that inhibit each other. When we stare at a red object for a prolonged period, the cells that respond to red become fatigued and the cells that respond to green become more active, resulting in a green afterimage.

Experiencing a Green Afterimage of a Red Object Is Most