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Answer the following questions based on given scenario: The Eye Havelt.com Book Exchange is a type of e-business that does business entirely on the internet. The company acts as a clearing house for buyers and sellers of used books. To offer books for sale, a person must register with their website by providing required details. The system should maintain an open account for all the customers. The system should maintain an index of all books in the system so buyers can use the search engine to search for books that allows searches by title, author, category, and keyword. Buyers should be able to open an account with a credit card to pay for the books. After a book is sold, seller should receive a notification and inform buyer and TheEye Havelt.com about the shipment. The access to the system will be done through a secure and authenticated portal. Questions (5 marks) a. Who are the major stakeholders for this system? b. What are the main functional requirements for the major subsystem? c. What are the main non-functional requirements for the major subsystem