What does the news mainly talk aboutA.The decline

单项选择题

Question 24 to 25 are based on the follwing news. At the end of the news item, you will be given 10 seconds to answer the questions. Now, listen to the news.

What does the news mainly talk about

A.The decline of coral reefs.
B.The effects of coral reefs.
C.The consequences of the decline of coral reefs.
D.Decline and protection of coral reefs.