45.Which of the following statements about corals is TRUE?
(A)Corals are susceptible to the climate change and
recovers dramatically from the disastrous effects.
(B)Coral reefs used to suffer a one-fifth loss because of
the bleaching phenomenon.
(C)Coral reefs are immune to erosion.
(D)Lower calcification is irrelevant to the slower growth
of coral reefs.
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