I would say that it would have to be Libya
Showing how trends change over time
Answer:
The process whereby countries in a geographical area cooperate with one another to reduce barriers to the international flow of products,people or capital is called as regional economic integration.
Explanation:
Regional economic integration is defined as an agreement between groups of counties in a geographical region that reduces barriers to the flow of goods,services,factors etc.
In 1952, this type of agreement was occur between European and 15 different European countries and the main purpose of this was to eliminate the barriers and create flow of goods between European countries which in turn creates new opportunities and provide regional free trade agreement.
The levels of integrations are Free trade,Customs Union, Common Market,Political Union etc.
I think its A. small contained climates that differ from areas surrounding them
hope this helps XD