Answer: Design tab
Step-by-step explanation:
The page setup simply refers to the parameters which are defined by a particular user which is vital in knowing how a printed page will appear. It allows user to customize the page layout. The parameters include size, page orientation, quality of print,margin etc.
It should be noted that page setup options are vital for printing a PowerPoint presentation in a certain way and the button for the Page Setup dialog box can be found in the design tab.