What is the best title for the article you just read

Which theme is best supported by the descriptive detail in this passage from my antonia

Buck did not cry out. he did not check himself, but drove in upon spitz, shoulder to shoulder, so hard that he missed the throat. they rolled over and over in the powdery snow. spitz gained his feet almost as though he had not been overthrown, slashing buck down the shoulder and leaping clear. twice his teeth clipped together, like the steel jaws of a trap, as he backed away for better footing, with lean and lifting lips that writhed and snarled. read this passage. explain what the conflict shows about buck and spitz.

The assignment for this lesson is to write a draft of an argumentative research essayabout the american dream that's based on your outline from lesson 1.