State five obstacles to the implementation of the Economic Community of West African States (ECOWAS) aims and objectives.

a. what is  a legitimate government

b. Outline any four features of legitimacy

 (a) What are rights?

(b) Highlight four limitations on the rights of a citizen

(a) Differentiate between a de jure and de-facto one-party system

(b) Outline four advantages of a multi-party system 

(a) What is a simple majority system?

(b) Outline four demerits of the system.