Microsoft Office PowerPoint is used to create ________ that help convey information to an audience

If information being protected is critical, which is the best course of action?

A. The data should be used less frequently B. The encryption password should be changed more frequently C. Users should be provided public encryption keys D. The data should be hidden from other processes

What is the content of the Xfile after the following command is executed? ls [Aa]* > Xfile

a: list of all the files that start with letter A or a b: list of all the file that starts with the letter A c: list of all the files that ends with the * sign d: list of all the file with filename that contains at least a letter A e: all of the above