With X-Linked Traits, Who Is More Likely to Be a Carrier

Multiple Choice

With X-linked traits, who is more likely to be a carrier, and who is more likely to express them?

A) Females are more likely to be carriers, whereas males are more likely to express them.
B) Females are just as likely to be carriers as to express them.
C) Males are more likely to be carriers, whereas females are more likely to express them.
D) Males are unlikely to be carriers or to express them.