Which of the following was a reason for the growth of cities in the late 1800s

The options of the question are, A) Too many people were living in the rural or country areas. B) Factory jobs were plentiful and available in the cities. C) The federal government passed the Urban Act of 1870, which required people to move to the cities. D) The cities offered much more space for people.

The correct answer is B) Factory jobs were plentiful and available in the cities.

A reason for the growth of cities in the late 1800s was that factory jobs were plentiful and available in the cities.

The U.S. cities grew extensively from 1880 to 1900. The cities grew some 15 million people in twenty years. One of the reasons of this expansion was the growth of the industry. Immigration and rural people who were looking for better opportunities found jobs in the cities due to the opportunities that industries presented. Indeed, factory jobs were plentiful and available in the cities.  

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.

i think the answer is b.