Why are so many teams in D1 when truly only a small percentage are "allowed" to win the championship; see Central Florida?

http://www.espn.com/college-football/story/_/id/24515233/the-fourteen-teams-win-college-football-playoff

Submitted August 30, 2018 at 10:18AM by Relyt21 https://www.reddit.com/r/sports/comments/9bn5pd/why_are_so_many_teams_in_d1_when_truly_only_a/?utm_source=ifttt