How did the railroads help the gamers on the Great Plains in the late 1800s?

By making the crop-lien system unnecessary.

By creating larger markets and making shipping easier.

By decreasing the lands available for farming.

By forming railroad pools to control shipping rates.

monopolies  came to the united states with the colonial administration. the large-scale public works needed to make the new world hospitable to old world immigrants required large companies to carry them out. these companies were granted exclusive contracts for these works by the colonial administrators. even after the american revolution, many of these colonial holdovers still functioned due to the contracts and land

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