Complex sentence: Navy enlisted members attend as part of the Seaman to Admiral (STA-21) Program, participants in these programs attend day classes with cadets in their service uniform, including ROTC, but are not required to live on campus.
Split into simpler sentences: Navy enlisted members attend as part of the Seaman to Admiral (STA-21) Program. Participants in these programs attend day classes with cadets in their service uniform, including ROTC, but are not required to live on campus.