Question

how did the streetcar affect life in the big city?
a. wealthy people could now move back downtown.
b. the police could provide more protection.
c. middle class people now could afford to live just outside the city limits.
d. immigrants could move out of ethnic enclaves.

Explanation:

Streetcars made commuting easier, allowing middle - class to live in suburbs and commute to city for work.

Answer:

C. Middle - class people now could afford to live just outside the city limits.