Practice question Is it allowed to carry people in a trailer towed by a truck? Yes, if they are stevedores travelling with the loadNoYes, if they wear seat belts in the cargo bodyYes, on journeys under 50 km Answer: B — No The correct answer is shown above. Try the full quiz for additional practice. Practice more: Bulgaria Theory Test E Practice Questions - Bulgaria Category E Driving Licence Theory Test (Trailer CE-DE) Exam →