Final answer:
It is against the law for a driver to operate an open bed truck or pull an open bed trailer when a passenger under the age of 18 is present.
Step-by-step explanation:
In many places, it is against the law for a driver to operate an open bed truck or pull an open bed trailer when a passenger under the age of 18 is present. This is because it can be dangerous for passengers in an open bed without proper restraints or protection. The law aims to ensure the safety of young passengers by requiring them to be seated inside the vehicle.