Final answer:
The cultivation continuum refers to the range of practices and methods used in plant cultivation, including extensive horticulture and intensive agriculture. These methods are essential for sustaining crop production and ensuring food availability.
Step-by-step explanation:
The cultivation continuum refers to the range of practices and methods used in plant cultivation. It encompasses various techniques and approaches, from extensive horticulture to intensive agriculture. Extensive horticulture involves clearing land and using slash-and-burn techniques to grow crops, while intensive agriculture utilizes advanced methods such as plows, irrigation systems, and draft animals. Both methods play a crucial role in sustaining crop production and ensuring food availability.