This is a question based on exploring cultural identity, and based on the excerpt that is attached to this question, the type of rhetoric that is used in order to persuade the readers the accuracy of Anaya's conclusion is an appeal that is based on the characters of the author. Hope this helps.
you can never tell what a reading is about until you analyze it. you have to see the author's tone and style, you have to not only read the words in the book, you have to put yourself there.