The building of the railroads increases the ability of people to travel as far as the railroad reaches.
The emergence of the Transportation Revolution lead to the expansion of Railroad route all over the region of the country
The revolution fueled the growth of American commerce because it led to development in the coal, iron and steel industries.
The revolution led to construction of roads, canals and railroads which helps in expansion of markets and movement of people.
Therefore, the building of the railroads increases the ability of people to travel as far as the railroad reaches.
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