How Can Psychologists Determine What the World Looks Like to a Red-Green

Multiple Choice

How can psychologists determine what the world looks like to a red-green color-blind person?​

A) Determine which wavelengths strike the retina of someone with color vision deficiency.
B) ​Record brain waves from the visual cortex while shining various lights.
C) ​Ask someone with red-green color vision deficiency to describe what he or she sees.
D) ​Ask someone who is red-green color-blind in one eye to describe what he or she sees.