Although this is somewhat subjective, many would agree that the British were the most successful since they developed the colonies such as Virginia that had the highest GDP and export numbers.
A form of discrimination that is upheld by the law is called legal discrimination.
De facto segregation refers to segregation that occurred by fact, as opposed to by law. Jim Crow laws refer to laws upheld slavery, and segregated and discriminated against those who would later become African Americans.
Answer:
Kublai instituted a class system that placed Mongols on top, followed by Central Asians, Northern Chinese, and finally Southern Chinese. The latter two classes were more heavily taxed, especially to fund Kublai’s failed – and expensive – military campaigns.
These campaigns included attacks on Burma, Vietnam and Sakhalin, which successfully resulted in these regions becoming tributary states of the empire with tributes that were, unfortunately, dwarfed by the costs of the individual campaigns.
I believe the correct answer is the third one.
Well, if it is a mother culture, then Mesoamerican cultures would come from it later. I think it would probably be the second, the ball game, because it was originally from the Olmecs, but if it is multiple choices, then it is all but the tool-making techniques.