Regarding Population Density in the World

Multiple Choice

Regarding population density in the world,

A) high-population density occurs only in highly developed economies.
B) some Western European and Asian urban areas are more crowded than U.S. urban areas.
C) the United States is the only country with crowded urban areas.
D) there is a worldwide movement back to rural areas.
E) None of these is correct regarding population density in the world.