(2) For the purposes of
this section, the
"best available record" of the evidence, or any part of the evidence, given by
a complainant or special witness is--
(4) A record of any
evidence given by a complainant or special witness is
"properly authenticated" for the purposes of this section if--
(a) the record
has been authenticated by the court before which the evidence concerned was
given or by the registrar or other proper officer of that court in accordance
with any directions of the court, or
(b) the record has been authenticated by
the person or body responsible for producing the record, or
(c) the record
has been authenticated in any other manner prescribed by the regulations.