Answer :
The menu that allow you to add content to the table of contents is Add Text.
What is Table of contents?
A table of contents is known to be a feature that is headed by the Contents. It is one that is often abbreviated as TOC.
It is known to be a list, that is often found on a page before the start of a main work, of its chapter or titles of section. A person can input this feature by clicking add text.
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