RALEIGH, N.C. (AP) — North Carolina troopers will be cracking down on seat belt violations over Thanksgiving week as travel experts predict more people will be driving on the state's roads. The average price of a gallon of regular unleaded gasoline in North Carolina is $2.77, 46 cents less than last Thanksgiving and 57 cents below the average price per gallon at Labor Day. "Lower prices at the pump have encouraged more people to hit the road this Thanksgiving holiday to spend time with their family and friends," AAA Carolinas President David E.