Creata a DFD with 3.4.1. Data Flow Diagrams User Registration and Login: New users can register by providing necessary details. The system validates the information and creates a new user account. Existing users can log in by providing their credentials. The system validates the credentials and grants access. Product Management: Retailers can add or update products. Each product belongs to a category and has attributes such as name, description, price, and quantity. Administrators can review and approve the products added by retailers. Ordering Process: Customers can browse products and add them to their cart. They can also add products to their wish list for future reference. When ready, customers can proceed to checkout. The system calculates the total cost and creates an order. | Anything