BYU
The Cougars have the easiest situation to navigate at the moment due to the fact they are an independent program in football. That would bring up issues in other sports as the Cougars are members of the WCC for sports like basketball, but right now the Big 12 should not waver over that. BYU is the perfect fit for the Big 12, as they average nearly the same amount of viewership and have been experiencing a lot of recent success.
There had been reports prior to Thursday that BYU was the atop the list for the Big 12. BYU has been an extremely solid program already, and moving to the Big 12 could give them more access to players that would normally not consider attending their school. They have the least hoops to jump through in regards to joining and only offer a win-win scenario.
Next, tapping into the Ohio market