Thông tin: The WHO's constitution, states that its objective is "the attainment by all peoples of the highest possible level of health. "Its major task is to combat diseases, especially key infectious diseases, and to promote the general health of the people of the world. The WHO also sponsors programs to prevent and treat serious epidemics such as SARS, malaria, and AIDS. The WHO supports the development and distribution of safe and effective vaccines, pharmaceutical diagnostics, and drugs. After over 2 decades of fighting smallpox, the WHO declared in 1980 that the disease had been eradicated - the first disease in history to be eliminated by human effort.

⇒ Đáp án không được đề cập đến là D. to supply food for patients.