Which three topic types can be used in an Aura site?

Three topic types that can be used in an Aura site are:

Standard Topic. This is atopic that is created by users or administrators and assigned to content, such as posts, files, or articles. Users can follow or unfollow standard topics and see the related content on the topic detail page.

Featured Topic. This is a topic that is selectedby administrators to highlight important or popular content on the site. Featured topics appear on the home page or on the topic catalog page of the site.

Navigational Topic. This is a topic that is used to organize content into categories or subcategories on the site. Navigational topics appear on the navigation menu of the site and allow users to browse content by topic.