Which was not an important advancement made by the Maya?

Question

Responses

independently developed the concept of zero

independently developed the concept of zero

developed a 365-day calendar

developed a 365-day calendar

tracked cycles of the moon, planets, and stars, and predicted eclipses

tracked cycles of the moon, planets, and stars, and predicted eclipses

devised an accurate map of the world

Answer 1

devised an accurate map of the world