The u. s. government contributed to the building of the transcontinental railroad by
a. not allowing immigrants to work for railroad companies.
b. collecting extra taxes from the industries that would use the railroad.
c. awarding loans and land grants to private companies to build the railroad.
d. assigning the army to lay out a path for the railroad.

b)

it created free trade throughout the colonial territories.

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after world war ii, the united states and the soviet union were the major economic, military, and political powers. the world was bilateral multipolar bipolar unilateral

after world war ii, the united states and the soviet union were the major economic, military, and political powers. the world was bipolar.  

the great leap forward, mao zedong's plan to increase china's agricultural and industrial production, was an overwhelming success. true false

the great leap forward, mao zedong's plan to increase china's agricultural and industrial production, was an overwhelming success. true.

explanation: