Answer :
Document inspector, is a tool that reviews a workbook for hidden or personal data stored in the workbook or personal document properties.
What is workbook?
Students are given paperback textbooks called workbooks. Workbooks typically contain practice questions with blank spaces for the students to write their own responses.
Electronic workbooks have made interactive and individualized learning possible more recently. These workbooks can be accessed online and utilized on desktops, laptops, PDAs, and other devices.
You can open a workbook from within the Excel program, or you can select a workbook on your computer and just double-click it to open it. On the File tab, click. Click Open. To rapidly see the Open tab in the Backstage view, press Ctrl + O.
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