By Kevin Sweeney The men’s top 10 are playing well right now, but not everyone has the same March ceiling. The outset of conference play is near, and with 10-plus games under the belt of the vast majority of teams, the small sample sizes that cause early-season overreactions are starting to disappear. So six weeks into the season, I decided to look at the AP top 10 and sort out which teams seem destined for March success and which ones might be most prone to falling short. No. 1 Purdue: PretenderI’ve written positively about the Boilermakers all season long, and they’ve certainly earned their …