With reference to the constitutional development of Article 45, consider the following statements:

1. In its original form, it provided for free and compulsory education for all children until they completed fourteen years of age.
2. The Eighty-sixth Constitutional Amendment made elementary education a Fundamental Right under Article 21A.
3. The same amendment recast Article 45 to concern early childhood care and education for children until they complete six years of age.
4. The amended Article 45 itself became judicially enforceable as a Fundamental Right.

Which of the statements given above are correct?