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.
<span> The </span>Hawaiian Islands<span> are fixed, but </span>volcanic arcs can<span> move as tectonic plates slowly spread apart. The </span>Hawaiian Islands formed<span> over a hot spot; a</span>volcanic arc<span> forms when one lithospheric plate is subducted under another one.</span>
It traps energy from escaping into space!