Which of the following sentence can be inferred from this passage

Câu hỏi:

Which of the following can be inferred from the passage?

• 
  A.
  Hawaii and Australia have the most biodiverse coral reefs on Earth.
• 
  B.
  The scientists want to reduce the resistance ability of corals.
• 
  C.
  Algae have a crucial role to play in maintaining the life of corals.
• 
  D.
  No corals can remain alive through the process of turning white.