If you drive a group of vehicles that is more than 10 meters long on a highway, outside a town, that has two lanes for each direction, what separation should you leave with the vehicle in front ?
The one that allows me to stop in case of sudden braking of the one in front, without colliding with him .
50 meters .
The one that allows me to stop without colliding with the one in front in the event of sudden braking and, in turn, allows me to overtake the one following me .