Answer:
autocracy.
The term autocrat was formerly coined as a favorable feature of the ruler, and now the term autocracy represents the system of government in which social and political power is concentrated in the hands of one person.
Atlantic ocean
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Important progress was made, such as full development of the decimal place-value system to include decimal fractions, the first systematized study of algebra, and advances in geometry and trigonometry. Arabic works played an important role in the transmission of mathematics to Europe during the 10th to 12th centuries.
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