As a result of the Mexican-American War, Mexican citizens living in the Mexican Cession.
-I had to return to Mexico
-I could become US citizens.
were separated from their families in Mexico.
declared their independence.
-faced legal and social discrimination.

2, 3, 5 are correct

Explanation:

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supplies had to travel a long distance across water on ships that were often attacked, so they did not reach europe

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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