Read the article and select the best answer. Article: London, the capital of England, is political, economic and commercial centre. It stands on the Thames, extending for nearly thirty miles from north to south and for nearly thirty miles from east to west. London is divided into many administrative units. Greater London, the largest unit, cover 1,605 square miles. The heart of this unit is the City of London. It is surrounded by a ring of 12 boroughs called Inner London or Central London, covering 303 square miles, and itself, is again surrounded by a greater ring of 20 boroughs called Outer London with an area of 1,279 square miles. Thus, Greater London is made up of the City and 32 boroughs. Question: From this article, we can see that London _ . Options: A: is made up of the City, the Central London and Outer London. B: is made up of Inner London and Outer London C: includes the City, 32 boroughs and some other units. D: is smaller than Greater London in area.
C