<span>i'm not sure if this is what you're looking for but <span>biological anthropology, cultural anthropology, linguistic anthropology, and archaeology are the four major fields of anthropology </span></span>
Answer:
The person responsible for purchasing Alaska was William Seward.
Explanation: He bought it from Alaska and many people thought it was a mistake so they called it '' Seward's Folly.''
The large presence of African slaves.
2nd one because those were the areas with the best water to grow the planbts.