What best describes the second industrial revolution changed the family structure?

Families no longer worked together on farms, and all family members had to seek industrial work to support the family" would be the best option from the list, since more money could be made by the lower classes in factories. 

i believe it was spain

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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