The correct answer is B.
The 3 biggest airports in South Africa are in Durban, Cape Town and Johannesburg, but it is Johannesburg that is the premier one.
Answer:
Political imperialism
Explanation:
Political Imperialism: One country influences the government of another country.
Because compared to previous time periods, now the US actively interfered in what was happening in Europe as well as around other places in the world. This was the main difference that distinguised isolationism from intervention.