In People, a Dimpled Chin Is an Autosomal Dominant Trait

Multiple Choice

In people, a dimpled chin is an autosomal dominant trait. Many famous celebrities, such as John Travolta and M and Kirk Douglas, have this condition. Assume that the wrestler and actor Hulk Hogan is homozygous for the di chin, and he married a woman with a round chin. They had two children, Brooke and Nick. What is the probability that their children will show the trait?

A) 100%
B) 25%
C) 50%
D) 0%
E) 75%