Which Statement About Nigeria's Bureaucracy Is INCORRECT

Which statement about Nigeria's bureaucracy is INCORRECT?

A) The salaries of federal and state bureaucracies account for about half of government expenditures.
B) Positions with both federal and state bureaucracies have tended to be appointed on the basis of patronage.
C) There has never been any serious effort to reform bureaucracies in Nigeria.
D) Nigeria's bureaucracy became increasingly "Africanized" prior to independence.
E) The size of Nigeria's bureaucracy has shrunk since independence.