Correct Answer: Botswana

Solution : The correct answer is Botswana .

The Kalahari Desert is the second-largest desert in Africa after the Sahara Desert. It encompasses a large portion of Botswana and sections of Namibia, and South Africa. It is the world's seventh-largest desert. It is formed because of the presence of cold currents on the African coast. The capital of Namibia is Windhoek; the capital of Botswana is Gaborone; and the capitals of South Africa are Pretoria, Bloemfontein, and Cape Town.