What is the review of Rihanna feature of MS PowerPoint

Which of the following had the greatest influence on opening the internet to the generly public

What is the main benefit of minimizing the ribbon in word? more options will be accessible through customized keystrokes. more of the document will be viewable without needing to scroll. fewer controls will be accessible to the user by using the mouse. fewer editing options will be available without entering a password.

Where can page numbers appear? check all that apply. in the header inside tables in the footer at the bottom of columns at the top of columns