(1) It shall be a defence (to be known, and in this section referred to, as the "defence of fair and reasonable publication") to a defamation action for the defendant to prove that -
(a) the statement in respect of which the action was brought was published -
(i) in good faith, and
(ii) in the course of, or for the purpose of, the discussion of a subject of public interest, the discussion of which was for the public benefit,
(b) in all of the circumstances of the case, the manner and extent of publication of the statement did not exceed that which was reasonably sufficient, and
(c) in all of the circumstances of the case, it was fair and reasonable to publish the statement.
(2) For the purposes of this section, the court shall, in determining whether it was fair and reasonable to publish the statement concerned, take into account such matters as the court considers relevant including any or all of the following:
(a) the extent to which the statement concerned refers to the performance
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