The correct answer is D. World Trade Organization.
The World Trade Organization (WTO) is an intergovernmental organization that regulates international trade. It was established on 1 January 1995 as the successor to the General Agreement on Tariffs and Trade (GATT). The WTO’s headquarters are located in Geneva, Switzerland.
The Food and Agriculture Organization (FAO) is a specialized agency of the United Nations that leads international efforts to defeat hunger. FAO was founded in 1945 with a mandate to raise levels of nutrition and living standards, improve agricultural productivity, and better the lives of rural populations. Its headquarters are located in Rome, Italy.
The World Meteorological Organization (WMO) is an intergovernmental organization with a membership of 193 Member States. It is responsible for coordinating international efforts to understand and forecast weather, climate and water. WMO’s headquarters are located in Geneva, Switzerland.
The World Health Organization (WHO) is a specialized agency of the United Nations responsible for international public health. It was established on 7 April 1948, and is headquartered in Geneva, Switzerland. The WHO is responsible for providing leadership on global health matters, shaping the health research agenda, setting norms and standards, providing technical support to countries, and monitoring and assessing health trends.