(a) No person shall drive a vehicle when it is so loaded or when there are in the front seat a number of persons, exceeding three (3), as to obstruct the view of the driver to the front or sides of the vehicle so as to interfere with the driver's control over the driving mechanism of the vehicle.
(b) No passenger in a vehicle or streetcar shall ride in such position as to interfere with the driver's or streetcar operator's view ahead or to the sides or to interfere with his or her control over the driving mechanism of the vehicle or streetcar.