1. For each of the following scenarios, draw the corresponding EER diagram. Incorporate business rules as needed, in order to model the scenario as completely as possible.

a.The loan office in a bank receives from various parties requests to investigate the credit status of a customer. Each credit request is identified by a Request_ID and is described by a Request_Date and Requesting_Party_Name. The loan office also receives the results of credit checks. A credit check is identified by a Credit_Check_ID and is described by the Credit_Check_Date and the Credit_Rating. The loan office matches credit requests with credit check results. A credit request may be recorded before its result arrives; a particular credit result may be used by several credit requests.

b. A faculty member must be qualified to teach at least two different courses.