A. Freetown
B. Lome
C. Banjul
D. Abuja
Correct Answer: Option D
D. Abuja
Explanation
ECOWAS Secretariat Abuja. It is a regional group of fifteen West African countries. It was founded on 28 May 1975, with the signing of the Treaty of Lagos, its mission is to promote economic integration across the region. The administrative headquarters (secretariat) of ECOWAS is located in Abuja along Yakubu Gowon Cresent in Asokoro district of the city.