I think that is it safe to say (I mean by this: check if it's among your options) that both individual and international trade are voluntary exchange of goods -both parties have to agree on it without being forced to it. Also they should be mutually beneficial - otherwise the two parties would have have agreed!
The answer is intensive agriculture. In addition, intensive agriculture is a system of cultivation by means of large volumes of labor and capital comparative to land area. The large volumes of labor and resources are essential to the compliance of manures, pesticides, fungicides, and herbicides to emerging harvests and capital is most significant to the attainment and conservation of high effectiveness machinery for planting, cultivating and gathering, as well as irrigation tools where that is obligatory.
Answer:
I have a good essay for this!
Explanation: DM me for it
They lived in Massachusetts.