In a short paragraph, write an analysis of a North American city that explains its urban structure model. This should include the name of the city, the urban structure model it follows, and the reasons it demonstrates the model you chose.

Which of the layers of the earth has the following three characteristics? i. it is a solid outer layer. ii. it is between 3 and 30 miles thick. iii. it is separated into plates. a. the outer core b. the inner core c. the mantle d. the crust