(a) Except as provided in subdivisions (b) and (c) of this paragraph, vehicular traffic facing a steady red signal alone shall stop before entering the intersection and shall remain standing until an indication to proceed is shown......
(b) The driver of a vehicle that is stopped in obedience to a red signal and as close as practicable at the entrance to the crosswalk on the near side of the intersection, or if there is no crosswalk, then at the entrance to the intersection, may make a right turn but shall yield the right-of-way to pedestrians and other traffic proceeding as directed by the signal. A right turn may be prohibited against a red signal at any intersection if a sign prohibiting the turn is erected at the intersection.
(c) The driver of a vehicle on a one-way street that intersects another one-way street on which traffic moves to the left shall stop in obedience to a red signal but may then make a left turn into the one-way street. The driver shall yield the right-of-way to pedestrians and other traffic proceeding as directed by the signal at the intersection, except that such left turn may be prohibited if a sign prohibiting the turn is erected at the intersection.