Callow Youth Clothing (CYC) is a large retailer located in Estes Park, Colorado. During the peak tourist season, the store sells to approximately 1,000 customers per day and has average daily cash and credit card sales in excess of $50,000. What is the best way for this particular business to ensure that sales data entry is efficient and accurate? O Well-designed paper forms O Turnaround documents O Sequentially numbered sales invoices O Source data automation