I just need an explanation of what i should write

"If you tie a horse to a stake, do you expect he will grow fat? If you pen an Indian up on a small spot of earth, and compel him to stay there, he will not be contented, nor will he grow and prosper. I have asked some of the great white chiefs where they get their authority to say to the Indian that he shall stay in one place, while he sees white men going where they please. They can not tell me."

-Chief Joseph, quoted in the North American Review, April 1879

Write a paragraph identifying the system that is the subject of Chief Joseph's comments, and explain his ideas about how that system relates to Native Americans

12. Explain how branding and the open-range system of cattle ranching represented an innovative use of resources and a creative response to the geography of the West.