What are three settings that are available in the Properties dialog box of a message?

Answer: C

Explanation: Importance Settings, Delivery Options, and Sensitivity Settings.

There are 3 types of dialog boxes: modeless, modal, and system modal. Modal dialog boxes are generally used inside a program, to display messages, and to set program parameters. Modal dialog boxes come to the front of the screen, and you may not use the program while the modal dialog box is open.