The answer to this question is B
Answer:
It causes no pollution.
Explanation:
The first concern about implementing the method used for coral regeneration is that it causes no water pollution in order to protect the other aquatic animals from the harmful effect of the method used for restoration. If the harmful effect of coral regeneration is higher and disturbing so it must be avoided in order to save other organisms but if there is no harmful effect of the method used for coral regeneration so it must be used.
Although they are radically symmetrical,echinoderms are more closely related to human than to a jellyfish because they are biltarian.
<span>The receptors of taste are located on the dorsum of the </span>periodontium.
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