Use case diagram for one module (see below), context level 0 diagram, start of thedata dictionary. Below you will find the takeaways from the interview: Dianna presently has 5 employees, but employees come and go. She offers an incentiveafter 1 year of employment of a dollar an hour raise. She needs to keep address info,name info, phone number, date of employment. A separate file of employee rate historymust be kept. Client information needed is customer name, address, square foot, number ofbathrooms, number of windows, number of blinds, phone number, and date of initialcontact Client history must be kept. This will include client information, date of service, amountdue, and employee performing work A client payment file must be kept that will include client info, date of service, amountpaid, and payment type. Payment type can be venmo, PayPal, ApplePay, visa,mastercard and cash app. An expense file needs to be kept to record expenses. Expenses could be of thefollowing type: payroll, supplies, advertising, special. The expense type, date oftransaction, and transaction amount need to be saved