Universal Ketchup Containers are ready to start adding Members to their brand new Customer Plus Community. What steps would an administrator take to do this?

Regional Containers want to ensure any Community members without Community contributions are moderated by the Community Manager, how would this requirement be implemented?

Universal Containers needs to enable public access to a Community.
How should a Salesforce Admin fulfill this requirement?

Northern Trail Outfitters has a Customer Community for viewing discussions and Knowledge articles. The Customer Support team needs to add custom fields on articles for internal comments and additional references.
What is the most efficient way for the Salesforce Admin to hide the custom fields from customers? Choose one answer

Universal containers has knowledge articles visible in their customer community for all users. The salesforce Admin creates and publishes a new article, but the article is NOT visible. What should the Salesforce Admin do to make this article visible in the Community?