Skids occur when a vehicle loses traction to one or more tires. An Understeer is a skid that occurs because of loss of traction to the front wheels, this occurs when too much steering is applied. (d) Understeer is the correct answer. An oversteer is a skid that results from rear wheel traction loss and the rear of the vehicle is fishtailing or moving either right or left of the intended path of travel; acceleration-induced traction loss occurs in the drive wheels. (front or rear); and rolling traction it the thing that provides the best traction to vehicles in motion.