The invention of the plow is directly related to the development of a larger food supply, letter D).
The evolution of the plow as an invention has impacted the work in larger fields, which means fewer men working in the field more efficiently, thus taking into account the growing supply of food by the ever-growing market and ensuring that the production of this food is not insufficient in difficult times.
Currently, the plow has been adapted in larger machines so that the technology also helps in larger food supply.
As for the other responses, they have no bond due to the distance of development related to the invention.