11Data to which paragraph 10 applies may be disclosed—
(a)if the data subject (or a person acting on his behalf) has requested or consented to the disclosure of the data either generally or in the circumstances in which the disclosure in question is made,
(b)if the person making the disclosure has reasonable grounds for believing that the disclosure falls within paragraph (a), or
(c)in any case in which disclosure would be permitted by any other provision of this Part of this Act if paragraph 8 were included among the non-disclosure provisions.