Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 29 to 33.

The World Health Organization (WHO) is a specialized agency of the United Nations that is concerned with international public health. It was established on7 April 1948, and is headquartered in Geneva, Switzerland. The WHO is a member of the United Nations Development Group. Its predecessor, the Health Organization, was an agency of the League of Nations.

The constitution of the World Health Organization had been signed by all 61 countries of the United Nations by 22 July 1946, with the first meeting of the World Health Assembly finishing on 24 July 1948. It incorporated the Office International d'Hygiène Publique and the League of Nations Health Organization. Since its creation, it has played a leading role in the eradication of smallpox. Its current priorities include communicable diseases, in particular HIV/AIDS, Ebola, malaria and tuberculosis; the mitigation of the effects of non-communicable diseases; sexual and reproductive health, development, and aging; nutrition, food security and healthy eating; occupational health; substance abuse; and driving the development of reporting, publications, and networking.

The WHO is responsible for the World Health Report, a leading international publication on health, the worldwide World Health Survey, and World Health Day (7 April of every year). The head of WHO is Margaret Chan.

The 2014/2015 proposed budget of the WHO is about US$4 billion. About US$930 million are to be provided by member states with a further US$3 billion to be from voluntary contributions.

The WHO's programs address communicable and non-communicable siseases, including HIV/AIDS, Ebola, malaria, and tuberculosis. The organization J. ovides vaccinations against 25 different preventable infections, and campaigns or access to safe and affordable medicines for all. In addition, the WHO strives to combat drug addiction, tobacco use, and unhealthy diets, promote maternal and child health, and advocate for universal healthcare coverage.

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