Both of the Mayans and the Aztecs developed advanced calendars and had a keen understanding of astronomy.
Social deviancy. Deviance is one of the characteristics of abnormal behavior which is based on the current adaptive norms of the society. Society then becomes the criteria to behavior is based. Thank you for your question. Please don't hesitate to ask in Brainly your queries.
Answer:
pretty sure it's D.county commissioner
A. Earths atmosphere contains 78 percent oxygen, which is essential for life.
C. They made it easier to perform calculations.