(A) Florida Keys Reef
(B) Mesoamerican Reef
(C) Great Barrier Reef
(D) None of these
🧠 Explanation:
- The Great Barrier Reef is the largest coral reef system in the world.
- It is located off the coast of Queensland, Australia, in the Coral Sea.
- The reef stretches over 2,300 kilometers and is visible from space.
- It is home to thousands of marine species and is a UNESCO World Heritage Site.
Correct Answer: (C) Great Barrier Reef