Read the following conversation and answer the question.

M: Janet, do you know anything about this author's latest best seller?

W: Sure. I've just read through it. I strongly recommend it. I have a copy at home. If you want to read the book, I will bring it tomorrow.

M: Oh, you're so kind. Thank you very much.

Question: What are the man and woman talking about? 

- A book.

- Music.

- A film.


A book.