Which statement about South Korea is correct?
A. Its population is only half as big as North Korea's.
B. Its economic and political systems closely resemble those of China during Chairman Mao's reign.
C. Its relatively good mineral resources are confined to mainly a domestic market.
D. In the 1990s, it switched to more capital-intensive industries for exporting to countries like the United States.
E. There is little evidence to suggest that its nature of despotic rule will change.