Which of the following pairs are correctly matched ? 1. Samuel Huntington Clash of Civilization 2. Fred Riggs Comparative Public Administration 3. David Easton Political systems theory 4. David Apter Political Modernization

• A. 1, 2, 3 and 4
• B. 3 and 4
• C. 1, 2 and 4
• D. 1, 2 and 3