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26 December, 06:28

Supporting information and materials are important to public speaking because

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  1. 26 December, 07:40
    this will contribute to illustrate and strengthen your argument. Adding this supplementary materials will not only 'spice up' your speach but also demonstrate your proficiency of the issues you are talking about. For these reasons, the audience will regard you as a trustworthy person and more easily believe your statements.
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