Answer:
1) Many of those who resided in the city lived in rental apartments or tenement housing. Neighborhoods, especially for immigrant populations, were often the center of community life. In the enclave neighborhoods, many immigrant groups attempted to hold onto and practice precious customs and traditions
2)During the final years of the 1800s, industrial cities, with all the problems brought on by rapid population growth and lack of infrastructure to support the growth, occupied a special place in U.S. history.