Which of the Following Is NOT True of Colorblindness

Which of the following is NOT true of colorblindness?

A) It is a hereditary trait carried on the X chromosome.
B) Protanopia involves a lack of or a decrease in sensitivity to the blue-sensitive cones.
C) Males and females can be colorblind, but the condition is more common in males.
D) Deuteranopia involves a lack of or a decreased sensitivity to green-sensitive cones.
E) All of these are true of colorblindness.