Which of the following is a subsistence crop?
Corn
Tobacco
Rubber
Cotton
Papyrus
Swidden agriculture is a form of subsistence agriculture that is defined by which of the following activities?
Planting multiple crops in one plot of land
Growing one crop exclusively in all fields
Flooding a piece of land to stimulate growth
Rotating crops between different fields depending on the season
Cutting down trees and lighting the remaining plants on fire
