Which of the following subjects is NOT explicitly incorporated as a Directive Principle of State Policy in Part IV (Articles 36 to 51) of the Indian Constitution?

Explanation

Part IV of the Indian Constitution outlines the Directive Principles of State Policy, inspired by Ireland, to establish a welfare state. Under these principles, Article 39A provides for equal justice and free legal aid, Article 49 protects monuments of national importance, and Article 50 mandates the separation of the judiciary from the executive. Personal laws do not come under the scope of Directive Principles.