The dramatic growth of american cities between 1800 and 1860 a. resulted in unsanitary conditions in many communities. b. created sharp political conflict between farmers and urbanites. c. contributed to a decline in the birthrate. d. forced the federal government to slow immigration. e. put an end to the frontier era.

The correct answer is the option A

Explanation:

The Industrial expansion and population growth radically changed the face of the nation's cities. Noise, traffic jams, slums, air pollution, and sanitation and health problems became commonplace.The wealthy lived in urban mansions while the poor crowded into tenement houses, apartment buildings with tiny rooms, no ventilation, and poor sanitation.

concurrent jurisdiction is the ability to exercise judicial review by different courts at the same time, within the same territory, and over the same subject matter. for instance, a domestic violence matter may be heard in either a general civil court or a family court in the same county. whichever court actually exercises its jurisdiction first will do so exclusively.