Burkina Faso represents a nation in which
a. there is a strong middle class, allowing women to marry later, find employment and have small families.
b. long life spans have produced a large elderly population, supported by good social services.
c. many women are illiterate, marry early and have large families, partly because the infant mortality rate is very high.
d. medical facilities are excellent, and women are having fewer children because infant mortality has dropped dramatically.