Which statement best describes the calendars created during the Shang dynasty? O They had 12 months, and each month had 30 days.
O They had natural and ancestral symbols for each month.
O They were re-created by each new king who took the throne.
O They were based on ancient Chinese religious ceremonies.

the answer is C I think I’m 99 percent sure.

Explanation:good luck

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permafrost layer, it exists beneath a layer of soil, rock or sediment.