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What did Alexios komnenos do?
Alexius I Comnenus, also spelled Alexios I Komnenos, (born 1057, Constantinople, Byzantine Empire [now Istanbul, Turkey]—died August 15, 1118), Byzantine emperor (1081–1118) at the time of the First Crusade who founded the Comnenian dynasty and partially restored the strength of the empire after its defeats.
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(B)
It divided the confederacy
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They use 20- day months, and had two calendar years. the 260-day Sacred Round or tzolkin, and the 365-day Vague Year, or Haab. These two calendars coincided every 52 years. The 52-year period of time was called a "bundle" and meant the same to the Maya as our century does to us.
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Answer: around the yellow river valley
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