At an unsignposted intersection, right of way belongs to vehicles travelling on...

A)a lane for the exclusive use of certain vehicles.
B)the unpaved road.
C)a roundabout over those intending to enter it.Correct
At intersections where there is no sign regulating right of way, we must yield to vehicles approaching from the right.
This rule applies at all times, except in the following cases:
- Vehicles travelling on a paved road have right of way over those coming from an unpaved road.
- Vehicles travelling on rails, such as trams, have priority over all other road users.
- Vehicles already circulating within a roundabout have priority over those intending to enter it.
- Vehicles travelling on a motorway or dual carriageway have right of way over those intending to join it.
- Vehicles travelling on a paved road have right of way over those coming from an unpaved road.
- Vehicles travelling on rails, such as trams, have priority over all other road users.
- Vehicles already circulating within a roundabout have priority over those intending to enter it.
- Vehicles travelling on a motorway or dual carriageway have right of way over those intending to join it.