Extend and modify the E-R data model by adding only the Queen Anne Curiosity Shop's inventory system requirements. Use the IE Crow's Foot E-R model for your E-R diagrams. Create appropriate identifiers and attributes for each entity. Justify the decisions you make regarding minimum and maximum cardinality. Nowwe add in the ability to handle non-unique items. We also allow for the possibility of obtaining an identical item from more than one vendor. The E-R diagram is on the next page. The E-R Crow's Foot model has the same cardinalities shown for part A plus cardinalities (such as shown in the example below): CARDINALITY pARENT VENDOR RELATIONSHIP CHILD ORDER TYPE Strong MAX MIN M-O C Extend and modify the E-R data model by adding only the Queen Anne Curiosity Shop's need for more efficient storage of CUSTOMER and EMPLOYEE data. Use the IE Crow's Foot E-R model for your E-R diagrams. Create appropriate identifiers and attributes for each entity. Justify the decisions you make regarding minimum and maximum cardinality.