7D 16. Eli Lilly Corp. has the following data card punched for each sale of drugs to a customer. Card Columns Description 1-6 Customer Number (up to 20,000 customers) 7-10 : Salesman Number (up to 900 salesmen) 11-13 Product Class (250 product classes) 14-18 Item Number (up to 2000 items) 19-23 Ouantity Sold 24-31 Sales Amount (12 pts) a) Prepare a system flow chart (using our standard symbols and conventions) to produce a Total Sales by Item Number and a Total Sales by Product Class report using sorting to organize the data.