Question

Which body of water is located between

Southwest Asia and Southeast Asia?
(1) Pacific Ocean (3) Indian Ocean
(2) Caribbean Sea (4) Black Sea

Answer 1

Southeast Asia is the region with Thailand and Indonesia.

Southwest Asia is not a commonly used term, but this would be the Arabian Peninsula and regions around it.

The body of water between them (and south of South Asia= India and north of India) is Indian Ocean, option 3.