Correct answer: 3 : Densely populated areas - motorcycles, motorbikes - 40km/h
For densely populated areas, maximum speed
<16 > - 30km/h: tractors + special purpose vehicles;
- 40km/h: motorcycles, motorbikes, cars with more than 30 seats< 19> trucks over 3,5 tons, semi-trailers, towing trailers, other towing vehicles, special purpose vehicles;