To Enable word review:
Turn on/off word reviews: Tools —> Track Changes
Working on Review: View —> Toolbars —> Reviewing
To Create Content of Table in word:
Click where you want to insert the table of contents.
On the Insert menu, point to Reference, and click Index and Tables.
Click the Table of Contents tab.
To use one of the available designs, click a design in the Formats box.
Select any other table of contents options you want.