Which sentence from the section suggests that high-quality coal deposits are not evenly distributed around the globe?
A
It is an important fuel in areas of the world including Scotland, Ireland and Finland.
B
Anthracite forms in regions of the world where there have been giant movements of the earth, such as the formation of mountain ranges.
C
Underground mining is used when the coal is located below the surface of the earth, sometimes 300 meters (1,000 feet) deep, which is deeper than most of the Great Lakes.
D
About 30 percent of the electricity in the United States comes from coal.