Explanation:

Explanation:  Option (d) is correct: The public interests would be served by the establishment of a Council. Supplementary notes: Inter-State Council  Article 263 of the Constitution of India provides for the establishment of an InterState Council.  “263. Provisions with respect to an interState Council – If at any time it appears to the President that the public interests would be served by the establishment of a Council charged with the duty of:  inquiring into and advising upon disputes which may have arisen between States;  investigating and discussing subjects in which some or all of the States, or the Union and one or more of the States, have a common interest; or  making recommendations upon any such subject and, in particular, recommendations for the better coordination of policy and action with respect to that subject,  It shall be lawful for the President by order to establish such a Council, and to de fi ne the nature of the duties to be performed by it and its organization and procedure.”  The Commission on Centre-State Relations under the Chairmanship of Justice R. S. Sarkaria in its report in January 1988 recommended that:  A permanent Inter-State Council called the Inter-Governmental Council (IGC) should be set up under Article 263.  The IGC should be charged with the duties set out in clauses (b) and (c) of Article 263, other than socio-economic planning and development.”(para 9.10.01 of the Report)  Government of India accepted the recommendation of the Sarkaria Commission to set-up an Inter-State Council and noti fi ed the establishment of the Inter-State Council vide Presidential Order dated 28.05.1990.