Texto da Questão:
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Read text II and answer questions 56 to 59:
Text II
(from http://www.freeimages.com/photo/1088033)
Help prevent a coral catastrophe
Fight the destructive harvesting and unregulated trade of one of the most attractive inhabitants of our tropical oceans.
(http://wwf.panda.org/)
The main function of this text is to
