Which of the following best explains why immigrants and factory owners worked together but often lived in different parts of a city?

immigrants usually lived on the outskirts of cities far from the places where they worked.

legal restrictions forced immigrants and factory owners to live in separate parts of cities.

factory owners preferred to live on the outskirts of cities in neighborhoods that reminded them of rural areas.

public transportation made it possible for factory owners to live in parts of a city that immigrants could not afford.