Which of the following does not describe a function of aggressive animal behavior?

Which of the following does not describe a function of aggressive animal behavior?
A) Aggressive behavior is displayed to establish territorial boundaries.
B) Aggressive behavior leads to fights that allow strong animals to kill off weaker members of the species.
C) Aggressive behavior is displayed to determine who is allowed to mate.
D) Aggressive behavior is displayed to establish hierarchy without violence.
*D is not correct answer