A. UK
B. South Africa
C. Australia
D. None of these
Explanation:
Fraser Island, also called Great Sandy Island, island off the southeastern coast of Queensland, Australia, separated from the mainland and the port of Maryborough by Hervey Bay and Great Sandy Strait. About 75 miles (120 km) long and 15 miles (25 km) at its widest point, it is the largest sand island in the world.