Design a Relational Data Model for the following ER model of a manufacturer/customer database: o street CI description addressM na Makes Part Manufacfurer quantity contains ID name OrderNo orders Order Customer Comments on the ER-diagram: - The Manufacturer entity represent the manufacturers - The Part entity represent the parts - The Order entity represent the orders made - The Customer entity represent the customers . The key in each entitv is underlined with a solid line. The Makes relationship represents the "who-make-which-part" relationship The contains relationship represents the parts in the orders The orders relationship represents the "which-customer-made-which-order" relationship