Step 1: Understanding the Theory/Model/Approach and Authors.
- Group Theory is associated with Herbert Simon, Yehezkel Dror, and Thomas R Dye.
- Rational Model is associated with Charles E. Lindblom.
- Incremental Model is associated with David Easton.
- System Approach is associated with Earl Latham. Step 2: Conclusion.
Thus, the correct match is (A) A - IV, B - II, C - I, D - III.