Select the INCORRECT pair of matching road margins with their description.
1
Lay-byes - Provided near public conveniences with guide maps to clear off the carriageway
2
Parking lanes - Provided on urban roads to allow kerb parking
3
Bus bays - Provided by recessing the kerb to avoid conflict with moving traffic
4
Driveways - Provided to give access to properties along an important highway with controlled access to expressway