Fundamental Duties are enshrined in Part IV-A (Article 51A) of the Indian Constitution. Options A, B, and D correspond to explicit clauses within Article 51A: A) is part of 51A(i), B) is 51A(f), and D) is part of 51A(e). Option C describes admirable social goals or principles that may be reflected in Directive Principles of State Policy or other laws, but it is not enumerated as a specific Fundamental Duty for citizens in Article 51A.