Under which Constitutional Amendment, the State shall provide free and compulsory education to all children from the age of six to fourteen years?.

Correct option is D

The correct answer is (d) 86th.
 The 86th Constitutional Amendment Act of 2002 inserted Article 21A into the Indian Constitution.
 Article 21A states that the State shall provide free and compulsory education to all children aged six to fourteen years.
 This amendment also led to the insertion of a new clause (k) under Article 51A, making it a Fundamental Duty of parents or guardians to provide opportunities for education to their child or ward between the age of six and fourteen years.
 Additionally, the Right of Children to Free and Compulsory Education (RTE) Act, 2009, was enacted to implement the provisions of Article 21A.
Information Booster:
 42nd Amendment:
•Known as the "Mini-Constitution" due to its extensive changes.
•Enacted in 1976, it brought about significant changes, including the addition of the words "Socialist", "Secular", and "Integrity" to the Preamble.
 62nd Amendment:
•Enacted in 1989.
•Extended the reservation of seats for Scheduled Castes and Scheduled Tribes in the Lok Sabha and State Legislative Assemblies for another ten years.
 73rd Amendment:
•Enacted in 1992.
•Introduced provisions for the establishment of Panchayati Raj institutions in rural areas, providing constitutional status to local self-government bodies.