I'd say either railroads or wagon trains because airplanes and steamboats are not land travel and wagon trains are a vehicle and railroads are a thing they ride on to guide them
Because georgia was a colony and a state. Plus it belongs to both the US and North America.
“Rank” is the position or place gains through price or accomplishment
Tulsipur, Nepalgunj, Kohalpur and Gulariya are main trade centers of province number 5 in nepal