Except that Clemson started off the season #1, hasn't lost, and are currently #5.
But you know they will be in the top four in the end, all they got to do is take care of business while those in front of them play each other
In effect, you validated my point, if the same Clemson team had started out in the polls as say number twelve, even if undefeated they would never make the four team playoff, no team would