What are all the chances of colour blind faughter and sons being born in a marriage of normal man marrying a normal woman ,whose father was father was colour blind

Options

A. All sons are normal and all daughters are colourblind
B. Both the sons and daughters are colourblind
C. All the sons are colourblind and all daughters are normal
D. 50% sons are colourblind and all dughters are pfenotypically normal

Answer

D

Explanation

(d) Woman whose father was colorblind is actually normal phentypically but carrer of colourblin ness if this woman marrying with normal man then