The following lists I and II show the names of Economists/Authors and their books respectively. Match List-I with List-II and choose the correct answer using the codes given below the lists :
List-I (Economist/Author)
A. Myrdal
B. Hirschman
C. Kaldor
D. Adam Smith
List-II (Book)
1. Economic Theory and Under-developed Regions
2. The Strategy of Economic Development
3. Strategic Factors in Economic Development
4. The Wealth of Nations
Codes :
   A B C D

The correct matching is as follows:

• Gunnar Myrdal (A): Author of Economic Theory and Under-developed Regions (1957), where he developed the concept of "circular cumulative causation."
• Albert O. Hirschman (B): Author of The Strategy of Economic Development (1958), a seminal work on the theory of "unbalanced growth."
• Nicholas Kaldor (C): Author of Strategic Factors in Economic Development (1967), focusing on the role of manufacturing in economic growth.
• Adam Smith (D): Known as the father of modern economics, he authored An Inquiry into the Nature and Causes of the Wealth of Nations (1776), foundational to classical economics.

Therefore, the correct sequence is A-1, B-2, C-3, D-4, which corresponds to option A.