Which characteristic is common to the Maya Aztec and Inca civilizations?

A common characteristic of the Maya, Aztec, and Inca civilizations is their advanced agricultural practices, which enabled them to sustain large populations. Each civilization developed sophisticated farming techniques, such as terrace farming by the Incas and chinampas (floating gardens) by the Aztecs. Additionally, these cultures shared complex social structures, religious beliefs, and impressive architectural achievements, highlighting their sophistication and influence in pre-Columbian America.