Defamation 9 (6) Paragraph 7(1)(b) shall not apply in relation to the publication by any person of words of which he is not the author unless he proves that the words were written by the author without malice. Justification 8. In an action for libel or slander in respect of words containing two or more distinct charges against the plaintiff, a defence of justification shall not fail by reason only that the truth of every charge is not proved if the words not proved to be true do not materially injure the plaintiff’s reputation having regard to the truth of the remaining charges. Fair comment 9. In an action for libel or slander in respect of words consisting partly of allegations of fact and partly of expression of opinion, a defence of fair comment shall not fail by reason only that the truth of every allegation of fact is not proved if the expression of opinion is fair comment having regard to such of the facts alleged or referred to in the words complained of as are proved. Apology in mitigation of damages 10. (1) In any action for defamation the defendant may (after notice in writing of his intention to do so duly given to the plaintiff at the time of filing his written statement of his case) give in evidence, in mitigation of damages, that he made or offered an apology to the plaintiff for such defamation before the commencement of such action or as soon afterwards as he had an opportunity of doing so in case the action shall have been commenced before there was an opportunity of making or offering such apology. (2) In an action for libel contained in any newspaper any defendant who has paid money into court under the provisions of any written law relating to civil procedure may state in mitigation of damages, in his written statement of his case, that such libel was inserted in such newspaper without actual malice and without gross negligence and that, before the commencement of the action or at the earliest opportunity afterwards, he inserted or offered to insert in such newspaper a full apology for the said libel, or, if the newspaper