A “galactic” model of these entities extends upon Chauncy Harris and Edward Ullman’s “multiple nuclei” model. Homer Hoyt’s sector model of these entities predicts wedge-shaped (10[1])growth. The bid rent curve underlies Burgess’concentric zone model of (10[1])these entities, which consists of a transition zone surrounding a CBD. One book by Jane Jacobs titled for the death and life of great American examples (10[1])of these places advocated for mixed-use (10[1])and high density developments in (10[1])these entities. Sprawl (-5[1])leads to the formation of suburbs outside of these places. For 10 points, name these places studied by urbanists. ■END■ (10[1])