Indian Polity · Polity

With regard to the Directive Principles of State Policy, what is the correct chronological order in which the following additions/changes were incorporated into the Constitution of India through amendments? I. The adding of the second clause to Article 38 (minimizing inequalities in income, status, etc.). II. The changing of the subject-matter of Article 45 (provision for early childhood care). III. The adding of Article 43B (promotion of co-operative societies). IV. The adding of Article 43A (participation of workers in management of industries). Select the correct answer using the codes given below: