All three statements are correctly matched with the provisions in the Indian Constitution or relevant laws. 1. The separation of the judiciary from the executive in the public services of the State is mandated by Article 50 of the Indian Constitution, which is part of the Directive Principles of State Policy. 2. Valuing and preserving the rich heritage of our composite culture is a fundamental duty under Article 51A(f) of the Indian Constitution. 3. The prohibition of employment of children below the age of 14 years in factories is covered under Article 24 of the Indian Constitution, which is part of the Fundamental Rights.