Answer:
The impact of so many humans on the environment takes two major forms: consumption of resources such as land, food, water, air, fossil fuels and minerals. waste products as a result of consumption such as air and water pollutants, toxic materials and greenhouse gases.
Explanation:
D
Explanation:
climate and natural resources, relative abundance of labor and capital, technology, external economies are all factors of comparative advantage which enables goods to be produced at a favourable opportunity cost
He is correct, the correct answer is
B. club mosses, horsetails, and ferns.