To have text appear in the background of every page in a document, which of the following should be done?

A) Insert a Text Box.
B) Insert a text watermark.
C) Insert a content control.
D) Insert SmartArt.

Text Watermark

A faint, typically text-based design or mark added to document pages or images to indicate ownership, confidentiality, or another attribute, without obscuring the primary content.

Text Box

An input field in a user interface where users can enter text information.

SmartArt

A tool in Microsoft Office programs that allows users to create visually appealing diagrams and charts to represent information graphically.