Match List-I with List-II and select the correct answer from the options given below:

List-I (Regional Organization)	List-II (Year of Origin)
a. Organization of American States (OAS)	1. 1989
b. North Atlantic Free Trade Agreement (NAFTA)	2. 1948
c. Arab Maghreb Union (AMU)	3. 1954
d. South East Asian Treaty Organization (SEATO)	4. 1994

A. a-1, b-3, c-2, d-4

B. a-2, b-4, c-1, d-3

C. a-4, b-2, c-3, d-1

D. a-3, b-1, c-4, d-2

Answer: Option B