Forty-eight percent of the world’s population suffers from a lack of basic or adequate conditions for public health.
a.

sanitation
b.

nutrition
c.

medication
d.

population

The correct answer is: A) Sanitation

Sanitation refers to the conditions that relate to public health, including the provision of clean drinking water as well as sewage disposal. The lack of basic sanitation leads to numerous problems. One of the most important is the death of thousands of children, over 525,000 of them dye every year because of diarrheal disease according to the World Health Organization.

c. businesses/firms & government

it should be a. song dynasty’s civil service examination system created an administrative bureaucracy manned by the landed aristocracy.