$1.$ Using ERD for University DB from HW $5,$ make needed enhancements to the ERD using the concepts of generalization and specializations. Your work must be completed in draw.io and use Chen$$s notation covered in class. Once your diagram is complete, export it to $.$png or $.$jpeg format and insert it in your homework document. Hand drawn diagrams are not accepted.

a$.$ Improve the design of your Faculty and Student entities to avoid storing duplicate information that describes them as a Person such as name, DOB, SSN$,$ etc.

b$.$ Think how you can store all address information for your DB in one entity to avoid duplication. Both departments and humans $($students and faculty have addresses$).$ Assume that each department has only one address but people can have more than one address on file and you need to keep track of their type $($primary$,$ secondary$,$ previous, etc$).$