He at the bottom of the screen displays single-line help tips and displays information pertinent to the active operations? ( two words ) a Quick Access toolbar b Ribbon c Navigation bar d Status bar

The STATUS BAR at the bottom of the screen displays single-line help tips and displays information pertinent to the active operations

Explanation:

A status bar is located at the bottom of the browser window and displays the current state of the web page or application being displayed.It is used by some applications to display helpful information for the user. Web browsers use the status bar to display the Web address of a link when the user moves the cursor over it. The status bar also shows the status of loading pages, and displays error messages.A status bar is a graphical control element which poses an information area typically found at the window's bottom. It can be divided into sections to group information together. When information is grouped it is easier to search for specific content.The job of the status bar is primarily to display information about the current state of its window, although some status bars have extra functionality.