The scope of the Article 21 of the Constitution was expanded to include Right to Education, because of the decision of Supreme Court in the case

The correct answer is (A) Unnikrishnan v/s Andhra Pradesh.

• Unni Krishnan, J.P. v. State of Andhra Pradesh (1993): A Constitution Bench of the Supreme Court held that the Right to Education for children up to 14 years of age is an integral part of the Right to Life with dignity guaranteed under Article 21 of the Constitution, flowing directly from Article 45 (DPSP).
• Constitutional Impact: This landmark judicial doctrine culminated in the 86th Constitutional Amendment Act, 2002, which explicitly inserted Article 21A (Fundamental Right to free and compulsory education for ages 6–14) and Article 51A(k).
• Option Breakdown:
  • (B) Govind v. State of Madhya Pradesh (1975): Related to police surveillance, fundamental freedoms, and the emerging right to privacy.
  • (C) Parmanand Katara v. Union of India (1989): Related to the obligation of every doctor/hospital to provide immediate medical aid to injured persons to preserve life under Article 21.
  • (D) Chameli Singh v. State of Uttar Pradesh (1996): Established that the right to shelter and housing is an essential component of the right to life under Article 21.