The Constitution is the supreme law of the Republic of South Africa and law inconsistent with it is invalid. A highly advanced Bill of Rights forms the cornerstone of the Constitution. Provision is made for a three – sphere of government namely national, provisional and local spheres, which are distinctive, dependent and inter- related. The principle of co-operation governance underpins inter-governmental relations. 1.1 With reference to the above extract, elaborate on how on section 4 of the Constitution