The General Secretariat is the permanent administrative and bureaucratic organ of the OAS. It is directed by the Secretary-General. The General Secretariat is responsible for implementing the policies set by the General Assembly and the Permanent Council. Secretary-General heads General Secretariat for five years. Secretary-General may not be succeeded by a person of the same nationality. The General Secretariat is responsible to promote political, cultural and economic relations between states and to emphasize co-operation tofight against poverty.

The correct choice is D.