Color blindness is an X-linked recessive trait. A color-blind man has a daughter with normal color vision. The daughter marries a man who has normal color vision. What is the expected phenotypic ratio of their children?
A) 1 normal vision female: 1 color-blind male
B) 3 normal vision females: 1 color-blind male
C) 2 normal vision females: 1 normal vision male : 1 color-blind male
D) 1 normal vision female: 1 color-blind female : 1 normal vision male :1color-blind male E) All the offspring will have normal color vision.