Match List-I (Management Theories/Principles) with List-II (Management Thinkers): 
Step 1: Key Contributors:
- Frederick W. Taylor: Scientific Management
- Henri Fayol: 14 Principles of Management
- Max Weber: Bureaucracy
- Elton Mayo: Hawthorne Studies
Step 2: Matching Solutions: (A) → (III), (B) → (I), (C) → (IV), (D) → (II)
Match List-I (Management Theories/Principles) with List-II (Management Thinkers): 