Examine the functional roles effectively served by the Constitution of India:
1. It acts as an ideological compass, utilizing Directive Principles to compel the state to formulate poverty-reduction policies.
2. It establishes an agreed-upon baseline of procedural rules that facilitate peaceful coordination among diverse societal factions.
3. It provides the supreme legal benchmark enabling the judiciary to review and potentially invalidate legislative actions.
4. It acts as a structural moral filter, guaranteeing that only individuals possessing high ethical values attain executive power.