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  • What happened to the tropical coral reefs during the 1998 and 2004 El Nino weather phenomenons?
Question 1:
What happened to the tropical coral reefs during the 1998 and 2004 El Nino weather phenomenons?
A. Many of them were bleached or even killed
B. Some of them exploded
C. They all thrived
D. Nothing as they were all deep underwater

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