In a monocephalous executive system of government; all executive powers are vested in the? by Sunday | Apr 1 | Government WAEC | 0 comments A. Chief Justice B. President C. Prime Minister D. Speaker Correct Answer: Option B = President Users Also Read These:Residual powers in the 1979 Constitution of Nigeria…Execute power in a cabinet system of government is…In the Hausa pre-colonial political system; the…In a parliamentary system; the functions of the head…The power to exercise overall control of the…