Q. Which one of the following arrangements was not visualized by Morton Kaplan?
Answer: Unipolar system
Notes: Morton Kaplan has been the chief exponent of the Systems Approach in international relations. Morton Kaplan's Six Models of International System: 1. The Balance of Power System 2. The Loose Bi-polar System 3. The Tight Bi-polar System 4. The Universal System 5. The Hierarchical System 6. The Unit Veto System.