Which of these cities is a classic example of an American city that developed during the auto-air epoch of Borchert’s model of the development of cities?

Big cities in the northeast of the United States, like New York City and Boston, primarily developed during which epoch of Borchert’s model on the development of cities?

The cities of Chicago and St. Louis both emerged during which epoch of Borchert’s model of the development of cities?

The geographer John R. Borchert’s model of the growth of cities is primarily concerned with the development of __________.

In Borchert’s model of the development of cities, the sail-wagon epoch is followed by the __________.

How many epochs are there in Borchert’s model of the development of cities?

In Borchert’s model of the development of cities, which of the following epochs preceded the auto-air epoch?

Which of the epochs included the domination of the internal combustion engine?