The United States is bordered by two oceans on the west and east coasts, the Pacific Ocean and the .

 Virtually all of Southeast Asia lies between the tropics, and so there are ... Southeast Asia became a meeting place for trade between India and China

Explanation: A remarkable feature of Southeast Asia is the different ways people have adapted to local environments. In premodern times many nomadic groups lived permanently in small boats and were known as orang laut, or sea people.