Answer:
As a result, cities grew in numbers of people and physical space. As more people and businesses moved in, they needed buildings for living and working. They needed ways to move around the city. We call this process urbanization.
Step-by-step explanation:
we can remove above sentences from the body of this article that can be removed without affecting the author's explanation.as that are the lines telling actually about urbanization and as usual today i think so everybody knows about urbanization.