The headquarter of International Atomic Energy Agency (IAEA) are situated at

Paris
Geneva
Rome
Vienna

The correct answer is D. Vienna.

The International Atomic Energy Agency (IAEA) is an intergovernmental organization that promotes the peaceful use of nuclear energy and safeguards against its use for military purposes. It was established in 1957 by the United Nations and is headquartered in Vienna, Austria.

The IAEA’s headquarters is located in the Vienna International Centre, which is also home to several other international organizations, including the United Nations Industrial Development Organization (UNIDO) and the Organization for Security and Co-operation in Europe (OSCE).

The IAEA’s headquarters is a large complex of buildings that includes offices, laboratories, and conference facilities. The complex is surrounded by a park and is located in a quiet residential area of Vienna.

The IAEA’s headquarters is a major center for international cooperation on nuclear energy. It is a place where scientists, engineers, and policymakers from around the world come together to share information and work on common challenges.

The IAEA’s headquarters is also a major tourist attraction. Visitors can tour the complex and learn about the IAEA’s work.

The IAEA’s headquarters is a symbol of the organization’s commitment to the peaceful use of nuclear energy. It is a place where people from all over the world come together to work for a better future.

The other options are incorrect because the IAEA’s headquarters is not located in those cities.

  • Paris is the capital of France.
  • Geneva is the second-largest city in Switzerland.
  • Rome is the capital of Italy.