Cell Trend is a Summerside company that sells cell phones and tablets on the Web. Cell Trend has assistant managers for its digital and video cell phone operations. These assistant managers report to the manager of the total cell phone product line, who, with the manager of tablets, reports to the manager for all sales of handheld devices, Belle Burton. Burton received the following data for November operations: (Click the icon to view the financial data.) Requirement Arrange the data in the performance reports. Show November results for digital cell phones, for the total cell phone product line, and for all devices. Should Burton investigate the performance of digital cel phone operations? Why or why not