A) Data integrity is the assurance of the accuracy and consistency of data throughout its life cycle. Since the main concern for this accounting firm is that the data remain unaltered, therefore data integrity would be the main concern in this situation.
How can you insert a new row into your data without disturbing an adjacent set of data on the same sheet? Highlight only the data where you'd like to insert a row. Right-click > Insert > Shift cells down.
