Which consequence results from the lack of ongoing terrace maintenance employed pre-columbian times?

💡 Explanation

Increased slope instability occurs because a lack of terrace maintenance leads to soil erosion via decreased cohesiveness, therefore leading to potential terrace collapses, rather than the other options related to soil fertility or water management advantages.

• Which mechanism leads to detachment of pietra dura inlay from Mughal-era sandstone?
• Which outcome accelerated Ziggurat deterioration when canals overflowed?
• Within the Roman system of hypocaust heating, which outcome arises when flue tiles crack prematurely?
• Which benefit did terrace construction provide Mesoamerican maize agriculture on hillsides?
• Which risk increased for builders integrating complex aqueduct supply networks into historic Mughal garden systems?
• Which outcome occurred when pre-Columbian chinampa agriculture expanded in the Valley of Mexico during the Post-Classic period?