Answer:
these disorders have a psychological rather than a physical cause.
Explanation:
The answer is (B) World Health Organization. World Health Organization (WHO) is a United Nations agency specializing in international public health. The organization is responsible for developing the global air quality guidelines since 1987, and it has undergone numerous revisions until 2018.
The other options are incorrect because (A) Peace Corps is a governmental United States volunteer organization focusing on social and economic developments for underdeveloped foreign countries and (B) International Red Cross and Red Crescent Movement is an international humanitarian organization focusing on helping people in dire need, such as those in disaster-stricken and war areas.
