Answer :
during colonial periods, good were most commonly transported on river, thats why early civilizations lived close to rivers.
Answer:
Railroads.
Explanation:
They are called wagonways too is fabrication was around 1720.
They played an important role in the economy of United States of America.
The system for them was largely built by 1910.
By the other hand the rivers was a second way to transport goods.
