Answer:
The high way transportation system consists of cars, drivers, and roads
Explanation:
The highway transportation system is regulated by the federal, state, and local governments through Road Safety Agency. The name be varied depending on country. There is National Highway Safety Act or simply High way Code depending on country, the Act or code is enacted by an act of the federation which establishes specific guidelines for state motor vehicle safety program. Its categorized the drivers according to the cars in a specified road.
For example, heavy duty vehicle driver such Truck are categorized specially and there are some road they can not pass.