Answer: B
Explanation: Cotton had become the most valuable crop of the South and comprised 59% of the exports from the United States during the Civil War.
C. When he defeated king Darius 3rd of persia
Answer:
1493) was the tenth Sapa Inca (1471–93) of the Inca Empire, fifth of the Hanan dynasty. His father was Pachacuti, and his son was Huayna Capac. Topa Inca belonged to the Qhapaq panaca (one of the clans of Inca nobles). His wife was his older sister, Mama Ocllo.
Explanation:
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The literacy rate would explain this well answer is A
