Habituation may occur within the context of interactions within a species, for example, territorial behavior. Which of the following statements regarding habituation is TRUE?

A) Aggressive responses decline toward familiar territorial neighbors over time, but the territory owner will still respond aggressively toward unfamiliar intruders.
B) Many territory owners increase their aggressive responses toward familiar neighbors over time.
C) The "dear enemy" phenomenon appears to be an artifact of the artificiality of playback experiments.
D) unfamiliar intruders to an animal's territory generally elicit little response.