Which of the following countries are members of the European Free Trade Association (EFTA)?
1. Iceland
2. Liechtenstein
3. Sweden
4. Norway
5. Switzerland
Select the correct answer using the code given below:
1
1, 3, 4, and 5 only
2
1, 2, 4, and 5 only
3
2, 3, 4, and 5 only
4
1, 2, 3, 4, and 5