【单选题】

The United Kingdom (英国) is a country of cities. When a country has many cities, we say it is urban. The United Kingdom is one of the most urban countries in the worlD、80% of its people live in cities. London is one of the world’s biggest cities. People from many countries now live there. You can hear different languages spoken there.

We say the United Kingdom is an urban country because it hasA．a lot of people
B．many foreign people
C．a lot of cities