Answer:
peninsulas and islands
Explanation:
In contemporary definition, Southeast Asia consists of two geographic regions: Mainland Southeast Asia, also known as the Indochinese Peninsula and historically as Indochina, comprising Cambodia, Laos, Myanmar, Peninsular Malaysia, Thailand, and Vietnam.
Rodina laurussia and gondwana laurasia and gondwana pangaea
Divergent boundaries are boundaries where plates pull away from each other, forming mild earthquakes and volcanoes as magma comes to the surface. Convergent boundaries are boundaries where two plates are pushing into each other.