Scenario: Universal Bank offers various services to its customers. The bank has various branches all over the country and, therefore, each branch has a unique code. The bank stores the details of its customers such as customer ID, customer name, account number, address, phone number, and email address. In addition, the bank offers its customers a choice of accounts, such as savings account, current account, and loan account. The bank also stores its employee details, such as employee code, employee name, employee address, phone number, and email address. For the given scenario, you have to identify various classes and their attributes.