City, Suburb, and Countryside: Order of Ideas

Which of these ideas comes first in the passage?

• A.Cities, towns, and countryside areas are different places where people live.
• B.Cities are busy with lots of buildings, stores, and people.
• C.Rural areas are far away from cities and suburbs, with open fields…

What comes right after this sentence: “Suburbs are areas just outside of cities, where there are houses and parks, but not as many tall buildings.”

• A.For example, in a city, you might see tall skyscrapers, while in…
• B.Rural areas are far away from cities and suburbs, with open fields…
• C.Cities are busy with lots of buildings, stores, and people.