Which statement about railroad systems in the 19th and 20th centuries accurate?
A) imperialists rejected the use of railroads in their colonies
B) european govt opposed the development of railroads
C)railroads helped promote the factory system and urbanization
D) railroads made transportation of goods less efficient

The railroad is a means of transportation services in which flange-wheeled vehicles travel on two parallel steel rails, or tracks, either by identity or locomotive powering.

The correct answer is option D) railroads made transportation of goods less efficient.

The development of the railroads in the nations of the United States skyrocketed in the early 1870s. Approximately 45,000 miles of track had been constructed before 1871. Between the era of 1871 through 1900, the nation's developing railway network acquired another 170,000 miles.

The development of rail lines is responsible for most of the increase. The Pacific Railway Act, passed by Congress in 1862, ordered the establishment of a transcontinental railroad. On May 10 in the year 1869, each one of these roads was finished. By 1900, four more transcontinental railroads had been built, joining the eastern provinces to the Pacific Coast.

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