Which of the following statements is consistent with the trichromatic theory of colour vision?
A)
Rods in the retina respond only to a range of wavelengths corresponding to red, green, and blue.
B)
Rods in the retina respond only to very specific wavelengths corresponding to red, green, and blue.
C)
Cones in the retina respond only to very specific wavelengths corresponding to red, green, and blue.
D)
Cones in the retina respond to ranges of wavelengths corresponding to red, green, and blue.
Answer: D