Answer: D) It compares the speaker to a wolf to convey a wild, animalistic tone.
Step-by-step explanation: The tone of a text or sentence is the author's or speaker's attitude towards the audience, the subject or even the characters of the text. There are many different kinds of tones, like: positive, negative, objective, sad, angry, etc. In the given excerpt we can see that the speaker compares himself to a wolf ("There is a wolf in me..."), this helps to convey a wild, animalistic tone.