Which of the Following, Has Been Recommended by Commission, That

Which of the Following, has been recommended by Commission, that, the Grievance-Redressal Authorities (G.R.A.s) should be constituted, to deal with?
(i) Disputes between the Insured and the Insurer.
(ii) Disputes between the Insured and the Intermediaries.
(iii) Disputes between the Insurer and the Intermediaries.
(iv) Any Dispute between the Insured, the Insurer, and the Intermediaries.

A) Both: (i) and (ii) , are Correct.
B) Both: (i) and (iii) , are Correct.
C) Both: (ii) and (iii) , are Correct.
D) Only (iv) is Correct.