If you drive a bus with a total length of 12 meters, on a road outside the town, which has only one lane for each direction, what minimum separation should you keep with the vehicle in front, which you do not intend to overtake ?
50 meters .
The one that also allows the driver of the vehicle to safely overtake me .
The one that allows me, in the event of sudden braking, to stop without colliding with another vehicle .