Respuesta :
The correct options are C and D. Roads and rivers were the main modes of transportation at the start of the nineteenth century.
What are advancements take place in transportation in the 19th century?
The steam engine's development in America throughout the 19th century greatly enhanced shipping by water and gave rise to a brand-new transportation sector called the railroad. Some steam locomotives started using electricity by the century's conclusion.
Americans and newcomers to the nation mostly went on horseback or by the river around the turn of the century. After a while, rudimentary roadways and eventually canals were constructed. Soon, people and goods could be transported across the nation more quickly and efficiently thanks to the railroads.
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