Level$-0$ Diagram Example $2$You are developing a new customer relationshipManagement system for the BEC store, which rents outmovies to customers. Customers will provide commentson new products, and request rental extensions and newproducts, each of which will be stored into the system andused by the manager for purchasing movies, extra copies,etc. Each month, one employee of BEC will select theirfavorite movie pick of that week, which will be stored inthe system. The actual inventory information will bestored in the Entertainment Tracker system, and would beretrieved by this new system as and when necessary.