Because of floods,sunami, and earthquake
Answer:
The Scopes Trial, formally known as The State of Tennessee v. John Thomas Scopes and commonly referred to as the Scopes Monkey Trial, was an American legal case in July 1925 in which a high school teacher, John T. Scopes, was accused of violating Tennessee's Butler Act, which had made it unlawful to teach human evolution in any state-funded school.The trial was deliberately staged in order to attract publicity to the small town of Dayton, Tennessee, where it was held. Scopes was unsure whether he had ever actually taught evolution, but he incriminated himself purposely so the case could have a defendant.
Explanation:
Answer/explanation: China became communist. Leading the US to cut ties with them. Vietnam and Korea were split along a parallel, which divided the communist north and the democratic south
The important skill that gave Africa's Bantu speaking people an advantage would be "ironworking" This allowed them to successfully create things the Nomadic hunters couldn't.
The answer is number three.