How does a reader find an author's purpose? I. by examining the author's background
II. by examining the historical and cultural context
III. by examining the details in the text
O I only
O I, II, and III
Oll and III only
I and II only

I, II, III

Explanation:

The author's background gives insight to why a certain aspect of the book was implemented into the book. The examination of historical and cultural contexts can attribute to some symbolism in the book furthering the author's purpose. And finally, the examination of details in the text can bring the symbolism and little details that change the purpose, to light.

it provides a unique and personal perspective on a significant historical event.