What Is a Trend in Urban Population Dynamics

What is a trend in urban population dynamics?

A) The proportion of the global population in urban areas is increasing.
B) Urban growth is much faster in developed countries than developing countries.
C) Infrastructure is beginning to catch up with the need in developing countries.
D) Poverty is becoming decreasingly urbanized,especially in developing countries.
E) Overall population numbers are decreasing but sizes of urban areas are mushrooming.