Terra Nullius Is a Long Established Principle of International Law

Terra nullius is a long established principle of international law which means:

A) 'everyone in a British colony is equal under British law'.
B) 'a country has the power to declare laws are null and void with the approval of the national Parliament'.
C) 'a land with no people can be totally subject to the laws of the nation which occupies that land'.
D) 'the laws and traditions of a country must be followed and respected when that country is occupied by another nation'.