(I know this may late and I'm sorry for that but I just took the quiz so I thought I should give you, and anyone looking this up, the answer)
The answers are:
D) He reveals how the Kiowa treated animals and other people with respect
A) Momaday shows the Kiowa migration
B) He depicts how the people were able to provide for themselves for a time.
Hope this helps!
The main purpose was to justify the Indian Removal Act.
Answer:
If your thinking about creating a book, then create a scenorio and characters in your head and just let your mind expand on its own. Get ideas from other books, study different types of characters and personalites, and there's a bunch of websites too that can generate some ideas for you :)
By carefully organizing your thoughts. And make your writing organized.