ANN ARBOR, Mich. — As the calendar flips to March, Michigan finds itself in a precarious position — teetering on the edge of the NCAA Tournament bubble. After Sunday’s loss to No. 15 Illinois, which side the Wolverines ultimately fall on will hinge on how they fare during the first week of college basketball’s craziest month. The Wolverines need wins in a hurry to improve their tournament odds, but they won’t come easy during a crammed closing slate: Michigan State on Tuesday, Iowa on Thursday and at Ohio State on Sunday. “I see opportunity for us to shock the world,” grad transfer guard DeVan…