NECO Civic Education 2015 Theory question 102

Any five, each briefly discussed:
The constitution: supreme law that limits government.
Rule of law: everyone is subject to the law.
Independent judiciary: protects rights and checks other arms.
Free and fair elections / independent electoral body (INEC).
Political parties: offer choice and alternative policies.
Free press and mass media: inform people and hold government accountable.
Civil society: voices of citizens outside government.
Fundamental human rights entrenched in the constitution.
Separation of powers among the arms of government.

List five, then a sentence on each.