Answer:
Option: lived in close-knit communities.
Explanation:
The immigrants who arrived in America during the early years of the 20th century were from Eastern and Southern Europe. The reason for arrival was different than their predecessors. They came here to work as labors and to start a new life. They lived in close communities with harmony because of their language, practice their religion, and culture. But the vast majority of immigrants crowded into the growing cities.