Correct option is C
• Hussainara Khatoon v State of Bihar (A) – Recognized speedy trial as a fundamental right. • Murli S. Deora v Union of India (B) – Led to a ban on smoking in public places. • Lakshmi Kant Pandey v Union of India (C) – Landmark case regarding child welfare and adoption regulations. • Sunil Batra v Delhi Administration (D) – Related to protection against inhuman treatment in jail under Article 21.