(1) The trial judge must give the jury a requested direction unless there are good reasons for not doing so.
(2) In determining whether there are good reasons for not giving a requested direction to the jury, the trial judge must have regard to—
(a) the evidence in the trial; and
(b) the manner in which the prosecution and the accused have conducted their cases, including—
(i) whether the direction concerns a matter not raised or relied on by the accused; and
(ii) whether the direction would involve the jury considering the issues in the trial in a manner that is different from the way in which the accused has presented his or her case.