A: It separates traffic flowing in opposite directions
B: It marks an area to be used by overtaking motorcyclists
C: It's a temporary marking to warn of the roadworks
D: It separates the two sides of the dual carriageway
View hint
Areas of ‘hatched markings’ such as these separate traffic streams that could be a danger to each other. They’re often seen on bends or where the road becomes narrow. If the area is bordered by a solid white line, you mustn’t enter it except in an emergency.