Which factor contributed to the growth of U.S. cities in the early 19th century?
A. City governments offered free housing to the poor.
B. Factories created many new jobs in cities.
C. People of all races had equal rights in cities.
D. Cities were less crowded than the countryside.

Which factor contributed to the growth of US cities in the early 19th century A City governments offered free housing to the poor B Factories created many new j class=