Volpe's Understanding Evolution 7th Edition by Peter Rosenbaum

Exercise 15

All of the following are true about sexual dimorphism EXCEPT:
A) Sexual dimorphisms provide a reproductive advantage to their possessors.
B) Sexual dimorphisms general coincide with sexual maturation.
C) Sexual dimorphisms are true indicators of Darwinian fitness.
D) Sexually dimorphic traits are considered sexy by the opposite sex.
E) Sexually dimorphic traits are advertisements of sexuality and sexual readiness.