Answer: Communist
Explanation:
China, Cuba, and North Korea all have one thing in common, and that they are ruled by a communist party. However, apart from that the three really have nothing else in common. North Korea is very isolationist and has a barely functioning economy, Cuba is autocratic and its economy is also poor, the only outlier here is China which is prospering due to its semi-Capitalistic economic policies. The question could definitely be worded better in my opinion.
The study of historical writing
One of the major goals shared by both the populists and the progressives was the advancement of economic and social opportunity for the masses, such as the poor.
Nazi killed Jews, the Great Depression,
