Which of the following is not TRUE about rural urban migration ?

A. Migration to the cities is a larger contributor than natural population growth to urban labor growth is sub Saharan Africa
B. In Latin America natural population increase is the major source of urban growth
C. From 1975 to 2000 the number of cities in LDC with populations over 1 million increased from 20 to 50
D. The urban of total LDC population grew from 27 percent in 1975 and 35 percent in 1992 to 40 percent in 2003