Answer:
a) file name
Explanation:
If you are saving ur document for the first time, a suggested highlighted file name will display for you to make change for proper safe then you can now change the file location that's if u wish
In PowerPoint presentations you can change background color. The best way to do this is to change the template background color in the master view. This will let you use the same background color among the whole presentation and also for the new slides that you will create.
In order to change the background color in Microsoft PowerPoint 2010 we need to go to View and Slide Master. Then, right click on the first slide and click Format Background.
If you mean on the phone you can press the home button. if you mean on the computer you could press esc