You are towing a trailer behind your vehicle. When following other vehicles you should use

The correct answer to this open question is the following.

Although the question does not provide any options, we can say that if you are towing a trailer behind your vehicle, when following other vehicles you should use a double space to maintain the proper distance from the next vehicle in order to maximize the prevention of accidents. You have to be extra careful in this complex situation because of the combination of speed and the weight your vehicle is carrying when towing a trailer. So you respect the speed signs, drive slow, and maintain the double space between vehicles.