What is terrace farming? Terrace farming is a type of farming that was developed first by the Inca people. This method of farming uses "steps", called andenes, that are built into the side of a mountain or hill.
Why create terraces? Because They have alot of hills and alows them to farm in hilly land.
Building on Stilts
What are stilts?either of a pair of upright poles with supports for the feet enabling the user to walk at a distance above the ground.
Why build on stilts? So there houses wont get flood.