Name the four ancient cultural hearths.

The seven original cultural hearths are located in: Mesopotamia, Nile Valley and the Indus Valley, Wei-Huang Valley, Ganges Valley, Mesoamerica, West Africa, Andean America.

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the correct answer is

d) rocket launcher

the right answer is the end of world war ii

after the end of a global wwii all the nations involved, in an attempt to create an organization to maintain world peace. this agreement would work settling international disputes via negotiation and arbitration instead of leading the issues escalate to another war.