Which of the following best explains the primary function of international political boundaries?
A - Boundaries define national identity and encourage a patriotism that make local cultures recognizable.
B - Boundaries limit international trade and improve regional economies within the country.
C - Boundaries limit sovereignty and determine the extent of a state's power within the global political system.
D - Boundaries promote international relations between neighboring states and encourage peace.
E -Boundaries resolve disputes over water resources and determine which countries have the right to extract water.