Which statement BEST describes the economy of the United Kingdom (U.K.)?

A)
The U.K. must import all of its oil, coal, and natural gas.


B)
The U.K. must import many raw materials used in manufacturing.


C)
The U.S. is the world's leader in exporting of coal and natural gas.


D)
The U.K.'s geography provides it with all of the natural resources it needs.