Correct option is D
The Correct Answer is : (d). B, A, C, D.
Factsheet: Chronological Order of Institutions
| Code | Institution / Organization | Year of Establishment | Article / Legal Status | Recommending Body / Basis |
| B | Planning Commission | 1950 (15 March) | Extra-constitutional, Non-statutory | Cabinet Resolution |
| A | Central Vigilance Commission (CVC) | 1964 (11 February) | Statutory Body (since 2003) | K. Santhanam Committee |
| C | Inter-State Council | 1990 (28 May) | Constitutional Body (Article 263) | Sarkaria Commission |
| D | NITI Aayog | 2015 (1 January) | Extra-constitutional, Non-statutory | Cabinet Resolution (replaces Planning Commission) |
(Note: NTA dropped this question, we have modified options to make this accurate.)