Male Elks Compete for Access to Females

Male elks compete for access to females. How is this advantageous for the winner?

A) The survivor of the competition lives longer and has access to greater food resources.
B) The survivor is granted a larger breeding territory.
C) the survivor has the opportunity to mate with more females, increasing his fitness.
D) The survivor ensures that he will never have to battle another elk.
E) There are no advantages for any male that competes for females.