When you see this sign ahead of you:

1. ATrucks are permitted to travel on the road in the opposite direction.
2. BYou are entering a section in which oncoming traffic is permitted only for public transport, or another vehicle whose movement has been permitted by a sign.
3. CYou are entering a road with two lanes in each direction.
4. DYou are on a one-way road. For a vehicle whose total weight is up to 3,500 kg the road is two-way.

Pick an answer to test yourself