Operation of vehicles on approach of moving authorized

emergency vehicles; operation of vehicles on approach of certain stationary vehicles. A. Upon the immediate approach of an authorized emergency vehicle displaying flashing emergency lights or when the driver is giving audible signal by siren, the driver of every other vehicle shall yield the right of way and shall immediately drive to a position parallel to, and as close as possible to, the right-hand edge or curb of the roadway clear of any intersection and shall stop and remain in that position until the authorized emergency vehicle has passed, except when otherwise directed by a police officer. B. Upon approaching a stationary authorized emergency vehicle or a recovery or repair vehicle displaying flashing emergency or hazard lights, unless otherwise directed, the driver of a vehicle shall: (1) if reasonably safe to do so, drive in a lane not adjacent to the stationary vehicle, decrease the speed of the vehicle to a speed that is reasonable and prudent under the circumstances and proceed with caution; or (2) if it is not reasonably safe to drive in a lane not adjacent to the stationary vehicle, decrease the speed of the vehicle to a speed that is reasonable and prudent under the circumstances, proceed with caution and be prepared to stop. C. This section shall not operate to relieve the driver of an authorized emergency vehicle or the driver of any other vehicle from the duty to drive and park with due regard for the safety of all persons using the highway.