It must be possible for the customer to post reviews of favorite books; the review comments should appear on the book details screen. The review should include a customer rating (15), which is usually shown along with the book title in book lists. a. Book reviews must be moderatedthat is, checked and approved by a moderator before theyre published on the website. After the review is published, a notification is sent to the customer. b. Longer reviews should be truncated on the book details screen; the customer may click to view the full review on a separate page.

Draw UML State diagram for the review object