Present Secretary General of the U.N belongs to:

A. Nigeria
B. Ghana
C. Chile
D. Portugal

Portugal

The current Secretary-General of the United Nations is António Guterres, who took office on January 1, 2017. He is a national of Portugal. The Secretary-General is the chief administrative officer of the United Nations and is responsible for carrying out the policies and decisions of the General Assembly and the Security Council. The Secretary-General also serves as a spokesperson for the UN and represents the organization at the highest level to governments, international organizations, and other stakeholders.