and DFD. Create a flowchart, a context-DFD, and a Level-0 DFD for the following narrative. The Quick Company is a small manufacturing operation engaged in the selling of widgets. Customer mail orders are received in the sales order department where sales order clerks open the orders and review them for accuracy. Using an online c orders into the computer where they are edited customer master file (a disk fi terminal. The clerk reviews and accepts the order. The order is then recorded on a sales transaction tape file and the sales order master file (a disk file). As the order is recorded, it is printed on a printer in the warehouse (the picking ticket). A copy of the sales order is also printed in the computer room and is sent to the customer (a customer acknowledgment) RT, the clerks enter the by comparing them to data stored on t le). The computer displays the edited order on the clerk's Entities Para Activities Sales Order Clerk 1 Receives Customer Mail Order Sales Order Clerk 1 Opens Mail Order and review it for accuracy Sales Order Clerk1 Enters order into computer Edits by comparing Mail Order to Customer Master File Displays edited Mail Order on Sales Order clerk's terminal Computer Computer Sales Order Clerk 1 Reviews and accepts Mail Order Records Mail Order on Sales Transaction Tape and Sales Order Master File Computer Prints Picking Ticket in the Warehouse 1 Computer Computer Prints Sales Order and sends it to Customer