Answer:
The Mayans, Aztecs, and Incas developed their respective farm techniques based on indigenous knowledge, adaptation to local environments, and trial-and-error learning within their own civilizations. There is no evidence to suggest that these civilizations directly learned specific agricultural practices from a common external source.
These ancient cultures were highly innovative and resourceful, cultivating crops in diverse geographical settings. The Mayans, Aztecs, and Incas each had distinct agricultural methods suited to their particular regions, such as the Mayan milpas system, the Aztec chinampas, and the Inca terracing.
In essence, the farm techniques of these civilizations were products of their own ingenuity, passed down through generations within their communities, and developed in response to the unique challenges and opportunities presented by their local environments.
Step-by-step explanation: