Let's find the years when these additions/changes were incorporated: IV. The adding of Article 48A (Protection of environment, forest and wild life) was done by the 42nd Constitutional Amendment Act, 1976. I. The adding of a second aspect relating to Article 38 (State to strive to promote the welfare of the people by securing and protecting as effectively as it may a social order in which justice, social, economic and political, shall inform all the institutions of the national life) was done by the 44th Constitutional Amendment Act, 1978. Specifically, it added a second sentence to Article 38(1): "The State shall, in particular, strive to minimise inequality in income, and endeavour to eliminate inequalities in status, facilities and opportunities, not only among individuals but also among groups of people residing in different areas or engaged in different vocations." II. The changing of the subject-matter of Article 45 (Provision for early childhood care and education to all children until they complete the age of six years) was done by the 86th Constitutional Amendment Act, 2002. The article was renumbered as Article 21A which makes free and compulsory education a Fundamental Right and Article 45 was substituted to provide for "provision for early childhood care and education to all children until they complete the age of six years." III. The adding of Article 43B (Promotion of co-operative societies) was done by the 97th Constitutional Amendment Act, 2011.Therefore, the chronological order is: 1. Article 48A (1976) - IV 2. Article 38 (second aspect) (1978) - I 3. Article 45 (changed subject matter) (2002) - II 4. Article 43B (2011) - IIISo the order is IV, I, II, III.