What is the best way to begin a written case study like When Birds Get Flu by John DiConsiglio? by adding supplemental details that explain the case study
by drawing the conclusions that result from the case study
by providing supporting evidence that proves the case study
by asking the main question that is addressed by the case study

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.