For Registration of documents under Section 32 of the Registration Act, who can present documents for registration at registration- office:

Section 32 of Registration Act says- Persons to present documents for registration—Except in the cases mentioned in sections 31, 88 and 89, every document to be registered under this Act, whether such registration be compulsory or optional, shall be presented at the proper registration-office,—  (a) by some person executing or claiming under the same, or, in the case of a copy of a decree or order, claiming under the decree or order, or (b) by the representive or assign of such a person, or (c) by the agent of such a person, representative or assign, duly authorised by power-ofattorney executed and authenticated in manner hereinafter mentioned