Q$2.$ Draw the ER diagram for the following Scenario:

DHL is a shipping company. Shipped items are the heart of the DHL product tracking information system. Shipped items can be

characterized by item number $($unique$),$ weight, amount, destination, and final delivery date. There are one or more Shipped items are

sent into a single retail center. Retail centers are characterized by their type, uniqueID, and address. Shipped items make their way to

their destination via one or more standard DHL Transportation events $($i$.$e$.,$ flights, truck deliveries$).$ These Transportation events are

characterized by a unique scheduleNumber, a type $($e$.$g$,$ flight, truck$),$ and a deliveryRoute.