What was a common theme shared by the mayan and aztec civilisation?

They traded fur with dutch and french
they were both interested in astronomy
they shared similar marriage customs
they were nomadic and traveled in clans

The common theme shared by the Mayan and Aztec civilization was their interest in astronomy.

A common theme shared by the Mayan and Aztec civilizations was their interest in astronomy. Both civilizations developed advanced systems of studying the celestial bodies and measuring time. They observed the movements of the sun, moon, planets, and stars, and used their astronomical knowledge for religious and agricultural purposes. It is important to note that while both civilizations had some similarities in their cultures and practices, such as their agricultural practices and religious beliefs, they were two distinct civilizations with their own unique characteristics.

From the given options, the common theme shared by the Mayan and Aztec civilizations is their interest in astronomy. The Mayans and Aztecs were renowned for their advanced knowledge and understanding of celestial bodies and astronomical phenomena. To verify this information, one can refer to reliable historical sources such as textbooks, academic articles, or encyclopedias that focus on the Mayan and Aztec civilizations. These sources can provide detailed accounts of the astronomical practices, observations, and beliefs of these civilizations. Additionally, museums with exhibits related to these civilizations may also showcase artifacts and information related to their fascination with astronomy.