What functions are performed by the UN Secretary General:

• A. The Secretary-General is the chief administrative officer of the Organization.
• B. The Secretary-General acts in the capacity of the chief administrative officer of the organization in all meetings of the General Assembly, the Security Council, The Economic and Social Council and of the Trusteeship Council.
• C. Secretary-General makes annual report to the UN General Assembly in the work of the Organization. The Secretary-General may bring to the notice of the Security Council any matter which in his opinion threatens the maintenance of international peace and security.
• D. All the above