By Daniel Chavkin The previously unranked Tigers are the biggest risers for the week. After a ton of change at the top of last week’s AP Poll, the top six spots remain unchanged this week. After a bye week, Georgia remains at the top of the poll with a 7–0 record, while Ohio State’s win over Iowa kept them in the No. 2 spot. Tennessee, Michigan, Clemson and Alabama all kept their slots. A few teams used huge wins over ranked opponents to rise in the ranks. Oklahoma State jumped up to No. 9 after a big win over Texas, who dropped out of the poll. LSU climbed into the poll after its win over Ole…