I’m trying to learn for my Computer Science class and I’m stuck. Can you help?

Part One

What are the main reasons why a VPN is the right solution for protecting the network perimeter? Do they also provide protection for mobile devices? 2-3 paragraphs

Part Two

In no less than 250 words, explain the difference between an access control list (ACL) that is used in routers to block traffic and firewalls. What similarities do they share? Respond to two other learners by the end of the week.

Part Three

Please find the attachment of the questions and complete them in word document and upload it