Which of the Following Is NOT One of the Shortcomings

Multiple Choice

Which of the following is NOT one of the shortcomings of trichromatic theory

A) It doesn't explain how colors other that red, blue, or green are perceived.
B) It doesn't offer an adequate explanation of the perception of afterimages.
C) It does not explain how color-blind individuals who cannot see red or green hues can still see yellow shades.
D) It does not explain why yellow does not seem to be a mix of other colors.