Some top teams need to replace generational quarterbacks. Others have new coaches who need to fill big roles. No one, not even Clemson and Alabama, is perfect heading into 2021.
Here's a breakdown of the most pressing offseason questions for each of the Way-Too-Early Top 25 teams.

1. Clemson Tigers: Can the offensive line improve?
Sure, the Tigers are replacing some big names at high-profile positions this offseason, but perhaps the bigger concern in advance of the 2021 campaign is on the offensive line, where four starters are set to return.