In her Introduction to Computers class, Mariana has learned that collecting data is a crucial function for a management information system (MIS) to provide information. Which of the following is correct regarding the "collecting data" function? Most of the data gathered for an MIS come from external sources. External sources of data include managers and employees, company records and reports, accounting data, and minutes of meetings. Inaccurate data can be disastrous to a firm. There are two data sources: primary and secondary