Read the passage below and answer the question that follows. Among the Maasai, a tribal culture in southwestern Kenya, an American doctor introduced a hand-washing program to help the incidence of childhood diarrhea, which can cause death if left untreated. The tribe's women began to sell homemade jewelry so they could afford to purchase soap.

Which of the following development needs is met by the NGO initiative above?
A.
the reduction of widespread disease
B.
the encouragement of economic growth by international investment into a society
C.
an increase in the literacy rate
D.
a reduction in the population growth rate