Answer:
The uninterrupted history of blacks in the United States began in 1619, when 20 Africans were landed in the English colony of Virginia. These individuals were not slaves but indentured servants—persons bound to an employer for a limited number of years—as were many of the settlers of European descent (whites). By the 1660s large numbers of Africans were being brought to the English colonies. In 1790 blacks numbered almost 760,000 and made up nearly one-fifth of the population of the United States.
Answer:
C: The stimulation of agriculture by technological innovation
Explanation:
The popularity of Champa rice can be marked to centuries ago when there were not more types of rice cultivated. Champa rice was introduced to the southern part of China from Southern Vietnam. One of the advantages of this crop was that it facilitated double cropping as it matured in less duration. The adoption of machinery and equipment helped to grow the crop in an enormous quantity. Improvement in the irrigation facilities also helped the crops t flourish and grow in a large amount.
The purchase of Alaska in 1867 marked the end of Russian efforts to expand trade and settlements to the Pacific coast of North America, and became an important step in the United States rise as a great power in the Asia-Pacific region.
Answer:
The middle answer. The cash crops one
Explanation:
I think the answer is (b)