On a section of icy road...

A)studded tyres cannot be used.
B)driving is not permitted.
C)grip can be improved with chains or studded tyres.Correct
We can improve grip on ice or snow by using:
- Snow chains.
- Other authorised devices, such as textile covers.
- Winter tyres (MS), specially designed for snow and mud.
- Studded tyres, whose studs must have rounded edges and must not protrude more than two millimetres above the surface.
- Snow chains.
- Other authorised devices, such as textile covers.
- Winter tyres (MS), specially designed for snow and mud.
- Studded tyres, whose studs must have rounded edges and must not protrude more than two millimetres above the surface.