Those with poor color vision may have trouble distinguishing between:

A.

Reds and greens

B.

Orange and yellows

C.

Blues and greens

D.

All colors

i dont feel like thinking ya dig hehe

A. Reds and Greens

Explanation:

people with dueteranomaly and protanomaly are collectively known as red-green color-blind and they generally have difficulty distinguishing between red, greens, browns and oranges. they also commonly confused different types of blue and purple hues.