Answer:
A. The new immigrants met different conditions when they arrived. Because most found work in factories, they tended to settle in cities, where they lived in crowded neighborhoods with others from their home countries.
Step-by-step explanation:
The text above shows how the "slums" were built with the large numbers of immigrants who arrived in America but could not be dispersed among Native Americans. These immigrants moved to the city's industrial centers, where they built small overcrowded neighborhoods with people from their home countries. A good summary of the paragraph written above is shown in option A, which says: "The new immigrants met different conditions when they arrived. Because most found work in factories, they tended to settle in cities, where they lived in crowded neighborhoods with others from their home countries. "