An administrator needs to allow users to use their own office applications. How should the administrator configure the firewall to allow multiple applications in a dynamic environment?

A. Create an Application Filter and name it Office Programs, the filter it on the business-systems category, office-programs subcategory

B. Create an Application Group and add business-systems to it

C. Create an Application Filter and name it Office Programs, then filter it on the business-systems category
D. Create an Application Group and add Office 365, Evernote, Google Docs, and Libre Office