Which of the following is true of males in mating systems of a single male and many females?

A) large body size, large canine size, large testis size
B) large body size, average canine size, small testis size
C) average body size, large canine size, large testis size
D) large body size, average canine size, large testis size
E) large body size, large canine size, average testis size