Proximodistal Trend
an organized pattern of physical growth and motor control that proceeds from the center of the body outward
It was in any case centered around agricultural needs, as this is what most people in the rural areas focus on. However, many combine small-scale husbandry with agriculture, so a) and c) are correct. And if you count things like Coal for heating, then resources are also very important.
Therefore I would choose the answer d)
Answer:
Political Process is the process of the formulation and administration of public policy usually by interaction between social groups and political institutions or between political leadership and public opinion. (This definition was taken from the Webster dictionary)
Political Process is the method used where the candidates for a public office are nominated and then elected. (This definition was taken from the Law Dictionary)
I hope this helps! :) Good luck on your assignment!