Question

A normal vision female whose Father is colour are blind marries a normal vision male

Answer 1

A normal vission female whose father is colour blind marries a normal vision male.what would be the probability of her son's and daughters to be colour blind? 
(A)-25% son's colour blind and all daughter with phenotypically normal vision ,(B)- 50% son's colour blind and 50% daughter colour blind,,(C)- 50% sons colour blind and 50%daughter colour blind,,(C)-all son's normal and 50% colour blind daughter