6th-grade history Eygpt What invention resulted from the Egyptians studying the sky?

A. fractions
B. geometry
C. written numbers
D. a 365-day calendar

D of your answer I believe

Explanation:

Strictly astronomical examination of the night skies, however, were interpreted in terms of pragmatism and recorded in mathematical calculations measuring weeks, months, and years. Although the calendar was invented by the ancient Sumerians, the concept was adapted and improved upon by the Egyptians.

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