Joe Smith Lives in an Older City in the Midwest

Multiple Choice

Joe Smith lives in an older city in the Midwest. He noted that as migrants from rural areas came to the city they settled where housing was cheap and close to where they worked. Meanwhile, older residents who could afford better housing moved farther from the center. Smith's observations seem to confirm the explanation of urban expansion known as the:

A) concentric-zone model
B) emergent-metropolis model
C) multiple-nuclei model
D) strip theory