Which of the following bodies is the most representative organ of the United Nations Organization (UNO)?

The most representative organ of the United Nations Organization (UNO) is the General Assembly. The General Assembly is composed of representatives from all member states, and each member state has one vote. The General Assembly is responsible for a wide range of activities, including setting the UN's budget, appointing non-permanent members to the Security Council, and electing members to other UN bodies such as the International Court of Justice. The General Assembly also serves as a forum for member states to discuss and coordinate on global issues such as peace and security, development, and human rights.