Q. Which of the following are member countries of the Southern African Customs Union (SACU)?

1. Botswana
2. Lesotho
3. Namibia
4. Tanzania

Select the correct answer from the codes given below:
Answer: Only 1, 2 & 3
Notes: The Southern African Customs Union (SACU), established in 1910, includes Botswana, Lesotho, Namibia, Eswatini (formerly Swaziland), and South Africa. Tanzania is not a member of SACU. SACU is the oldest customs union in the world, formed to facilitate free trade among its member states.