If you are driving a 12-meter long bus on a conventional road with one lane for each direction, what separation should you leave with a passenger car driving in front of the one you intend to pass ?
50 meters .
The one that allows the bus to stop without colliding with the car in the event of sudden braking .
The one that allows the bus to stop without colliding with the car in the event of its sudden braking and, in turn, to overtake the vehicle that follows me .