Which ideas are part of the organic theory of nations? Check all that apply.
Political states behave like living organisms.
States need to expand their borders to survive.
Imperialism is harmful and should be abandoned,
There is no justification for invading another nation
Permanent borders are essential to live in harmony
Territorial expansion is necessary to prevent decline

Political states behave like living organisms

States need to expand their borders to survive

Territorial expansion is necessary to prevent decline

Explanation:

The organic theory was created by Ratzel and it states that political states behave like living organisms, gaining territories to survive like same way an organism seeks food to survive. That is the more it grows by gaining territories, the more healthier it becomes. It means that a country need to look for more territories if not they may run out of resources and need to go to other territories