Answer:The Characteristics of Modern Agriculture Enabled by Chemicals. The evolution of agriculture in the world's rich, developed countries has four defining eras: settled agriculture; blood, sweat and tears; mechanical; and chemical.
Explanation:
It has to be a prosperous free market to enhance peace.
Answer:
c
Explanation:
because humans don't have the ability and power to create natural resources
Its a multilateral system of trading in which a country pays for its imports from one country by its exports to another. Hope this answers your question :)