(2) The expression "duly made" occurring in subsection (1) means that the request shall be in writing. Time whithin which formal request to be decided 16. If a request to a Ministry or prescribed authority(a) is made in writing and is expressed to be in pursuance of this Act; and (b) is sent by post to the Ministry or prescribed authority, or delivered to an officer of the Ministry or prescribed authority, at an address of the Ministry or prescribed authority, as the case may be, to which requests made in pursuance of this Act may be sent or delivered in accordance with this section, the Ministry or prescribed authority shall take all reasonable steps to enable the applicant to be notified of a decision on the request as soon as practicable but in any case not later than two weeks after the day on which the request is received by or on behalf of the Ministry or prescribed authority. Forms of access 17.-(1) Access to a document may be given to a person in one or more of the following forms: (a) a reasonable opportunity to inspect the document; (b) provision by the Ministry or prescribed authority of a copy of the document; (c) in the case of a document that is an article or thing from which sounds or visual images are capable of being reproduced, the making of arrangements for the person to hear or view those sounds or visual images; (d) in the case of a document by which words are recorded in a manner in which they are capable of being reproduced in the form of sound or in which words are contained in the form of shorthand writing or in codified form, provision hy the Ministry or prescribed authority of a written transcript of the words recorded or contained in the document. (2) Subject to subsection (3) and to section 19, where the applicant has requested access in a particular form, access shall be given in that form. (3) If the form of access requested by the applicant(a) would interfere unreasonably with the operations of the Ministry or prescribed authority; or (b) would be detrimental to the preservation of the document or, having regard to the physical nature of the document, would not be appropriate; or (c) would involve an infringement of copyright (other than copyright owned by the Government) subsisting in the document, access in that form may be refused and access given in another form. Deferment of access 18.-(1) A Ministry or prescribed authority which receives a request may defer the provision of access to the document concerned until the happening of a particular event (including the taking of some action required by law or some administrative action), or until the expiration of a specified