On the road ahead of you the sign shown in the picture is placed; its meaning is?

1. AThis is a speed limit intended for a two-wheeled vehicle and a handcart.
2. BThis is a speed limit intended for a public vehicle only.
3. CIt is forbidden to drive a vehicle at a speed lower than 40 km/h.
4. DIt is forbidden to drive a vehicle at a speed higher than 40 km/h.

Pick an answer to test yourself