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Câu hỏi:
What does the phrase "these effects" in paragraph 4 refer to?
- A. ocean warming and ocean acidification
- B. reef weakening and ocean warming
- C. reef weakening and ocean acidification
- D. ocean warming and CO2 absorb
Lời giải tham khảo:
Đáp án đúng: A
Dẫn chứng: ...ocean warming and also by ocean acidification, triggered as the seas absorb more and more carbon dioxide. These effects lead to ....
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