Underline every primary key, bold every foreign key, and italicize every candidate $($alternative$)$ key for the following database

Sales $($SalesNo$,$ SalesDate, EmpNo, CustomerNo$)$

SalesProduct $($SalesNo$,$ ProductNo, SalUnitPrice Quantity$)$

Product $($ProductNo$,$ ProductDesc$)$

Customer $($CustomerNo$,$ CustomerName, Address, CustomerTel, FedTaxNo, StateTaxNo$)$

Employee $($EmpNo$,$ EmpName, SSNo, DriverLisNo, Address$)$

Assumption: every customer is a business entity $($organization$)$ having only one FedTaxNo and

one StateTaxNo.