The need to upgrade which component would likely lead to replacing the computer?

I'm taking a class on how to make a movie, and it offers some apps that would be in the process. the thing is, i don't have any of those ha. if you have any tips on some apps i could use, that would be awesome. i don't have an iphone, so don't suggest any apps like imovie. i know that this is a weird question, but it would be super for me. : )

Which option allows you to view slides on the full computer screen?

The managing director of a company sends a christmas greeting to all his employees through the company email. which type of network does he use? he uses an .