Draw Level 1 diagram for the Car Rental System for Pick up and Return activities. You have to use Gane-Sarson notation in Visio.

CUSTOMER Reservation Number Reservation Credit Card and Driver License Info -Contract 2.0 PICK UP Avatable vehicle details to pick up Desired Car Date customer info 1.0 RESERVATION Current Availability Data Updated Availability Data Updated Reservation Details -Updated Inventory details DS1 - VEHICLE DATASTORE Existing customer Data Updated Inventory Details Reservation Des New Customer Initial condition of the vehicle details N Reservation DS3 - RESERVATION DATASTORE DS2 - CUSTOMER DATASTORE 30 RETURN Updated Return into Inventory Data Reservations Data Report Request MANAGER Recent Reservatio Number Vehicle Final Condition Details Customers Data 4.0 REPORT Managerial Report CUSTOMER