Answer:
D. They force Africa to lower the prices on its goods.
Explanation:
Trade barriers refers to the restrictions on the international trade and commerce that is induced by the government of a country. Trade barriers have a bad effect on the economy of a country. It is detrimental as considered by economist.
Countries like that of Africa who imposed a trade barrier on the international trade suffers a lot on economic efficiency of the country. These countries depends on the exports for funding their economy. Trade barriers in Africa forced the businesses to sell their goods at a lower price that affects the economy greatly.
C. when did the earth form? and what is it made of?
Erosion is the process where rocks are slowly broken down by
various natural elements such as water, wind and ice. In this process, rocks
are slowly removed from its original place. They are easily detached from the
ground. Eroded land areas are not suitable for planting.