Question

Most wealthy urban residents

A) lived on the edge of the city to keep distance between them and the urban poor.
B) lived in new "fashionable districts" in the heart of the city.
C) lived in the new suburbs and took the streetcars into the city.
D) built homes at a distance from the city to take advantage of the cleaner air.
E) commuted to work on railroads.

Answer 1

B) lived in new "fashionable districts" in the heart of the city

The districts were the better kept parts of the city.

Hope this helps :)