Question

what was the cause of the devastating tsunami in southeast Asia in 2004

Answer 1

The cause was a earthquake named The Sumatra–Andaman earthquake 

Answer 2

Answer:

The undersea earthquake was the cause of the devastating tsunami in Southeast Asia in 2004.

Explanation:

The cause of the devastating tsunami in Southeast Asia in 2004 was the result of the undersea earthquake in the Indian Ocean near the west coast of Sumatra. The Sumatra Andaman earthquake happened because of boundary slipped between the Burma Plate and the Indian Plate. Areas on coastal sides of the Indian Ocean were severely affected because of the tsunamis.