21. It can reasonably inferred that the primary purpose of this passage is to:
Your Answer is
Correct Answer is D
Explanation
The whole article mainly talks about how to tell a good story and the characteristics of a good story.
Item D: Describe the art of storytelling, the relationship between author and reader, in line with the theme of the article.
Item A: The reader is not asked to tell a story.
BC item: It is not mentioned in the text.