It would probably car, trains?, buses, bikes, airplanes, and taxis.
Roads and Railroads
what is the primary responsibility of the secretary of transportation
In the United States it is cars for short distances, but planes for long distances.
the Ohio River
{| |- | The primary means of transportation was water. Small boats and canoes were used to trave quickly between the settlements. Otherwise they walked. There were limited numbers of horses available. |}
The early US Supreme Court justices traveled on horseback and by stagecoach.
It means Fast transportation has brought us closer (time and space wise) together physically, but not eomtionally.
Snowmachines
Jeepneys.
The primary means of transportation is through the blood stream.
Transportation barrier means transportation if barred - not allowed. Transportation corridor means transportation is allowed.
While there is not a dominant means of transportation in Bangkok, there are a few that are more popular than others. Some of these include, motorbikes (which are more popular than bicycles) and tuk-tuks (motorized three-wheeled vehicles). Public transportation such as buses and taxis are also prevalent, as is the use of private vehicles.