The actions noted are those that anyone around the world can use to work together to use energy more efficiently.
I do most of those things now; I have trouble remembering to unplug items not in use.
The answer is letter B. Particles in the atmosphere clearing the surrounding air which did not occur as a result of oil production and distribution around the Persian Gulf. All other choices such as A, C, D happened or occurred as a result of the oil production around the Persian Gulf.
Answer:
It should be A, Asians (specifically Chinese)
They increased their sizes to rejuvenate the land. Before the war, everyone left their farms to go to the war. And once the war was over, the farms increased in size due to the high demand of resources needed to recover from the war.
Answer: D) eliminates the need for trade with other nations
Explanation:
Having comparative advantage on the production of a good or service means that a country can produce that good or service cheaper and be able to exchange it for other goods and services that other countries are offering.
International trade is therefore very important to countries acting on comparative advantage because the country will not produce all that it needs but rather what it is good at producing. This means that trade with other countries is still needed to provide those goods that they need but find it expensive to produce.