Is a car with a trailer permitted to travel on an additional lane?

A)No.
B)Yes, only when the trailer is a light trailer.
C)Yes.Correct
Vehicles that are permitted to travel on that road may travel on the additional lane. Vehicles travelling on the hard shoulders and on said additional lane shall do so at a maximum speed of 80 kilometres per hour and a minimum of 60, or lower if so established or signposted, and must use at least dipped headlights.