Which one of the following is the mandatory minimum requirement for a functional federation?

• A. States should be represented in the Upper House of the National Legislature.
• B. Judicial Review.
• C. Distribution of legislative and administrative powers between the two sets of Governments, National and State, so as to ensure the Independence of the Governments within their respective spheres.
• D. Distribution of legislative and administrative power between the two sets of Governments, National and State, to ensure independent but coordinated exercise of powers of the Government.