The standard offering of a UTM Drupal subsite includes three content types in Drupal 9.
The can be accessed the Content tab in your administrative toolbar.
Any content type available for your subsite will appear as an option in the add content screen.
Basic Page
These are for static content and will likely comprise a majority of your website. They contain a title and a body of text.
News
This content type is for time-sensitive posts and should generally be reserved for releases like news releases and announcements. Generally there should be an author name and e-mail associated with these items. This content type includes an optional image with caption and photo credit
All sites have a listing view defined for news located at /your-subsite/news where your-subsite is the replaced with your subsite's URL
Faculty & Staff Profile
This content type outlines a faculty or staff member within your organization. These profiles are used to generate the listing view of departmental staff and faculty located at /your-subsite/people