On a one-way urban road, if the lanes are not marked by road markings, which lane is the driver of a passenger car required to use?

A)The lane that best suits their destination.
B)The centre of the carriageway.
C)The right-hand lane, being able to use the others when circumstances advise it.Correct
When travelling on a road where lanes are not marked, we must only use the right-hand lane, and may use the others when circumstances advise it. If the road has two-way traffic, we must never encroach on the half of the carriageway designated for the opposite direction.