Which of the following contributed to the rapid growth of cities between 1820 and the 1860s? A. The demand for foreign products

B. The inequities between the rich and the poor

C. The rise of unions

D. The rise of factories

D

Explanation:

This era was huge for emigration and traveling, with all the factories opening, from the industrial period there were many job opportunities in major cities such as New York City. Also, the living expense was lower for there were so many jobs.

germany's government did not have enough money to pay its debts, so it began printing more money, which caused economic problems. germany did not pay off its wwi debts until 2010. germany was also responsible for paying reparations after world war ii.

explanation:

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