In humans a V-shaped hair line is dominant to a straight hair line. A woman with a V-shaped hair line and a man with a straight hair line have children. The woman has a mother with a straight hair line. What is the proportion of children who are likely to have a V-shaped hair line?

A. Half of the children
B. A quarter of the children
C. All of the children
D. None of the children

A

N/A