4 . After converting the table to a range , insert subtotals into the range A1 : 124 using the following options" " E Subtotals should be inserted at each change in the System Compatibility value . Do . The subtotals should use the Sum function . [ . Subtotals should be added to the 2018 Inventory , Cases Sold , and Cases Available Values only. 0 . THE subtotals should replace current subtotals and include a summary below the data