The United States places a limit on the number of cars that can be brought into the country for sale. What is this an example of? an import quota a customs duty a tariff a voluntary export restraint

it would be an example of an import quota

probally   a few days after there called

no options provided, here,but the answer to this question is often: a historian cites a japanese newspaper article published a year after the end of world war ii in order to draw conclusions about the effect of the war on the japanese economy.

clearly from the answer, the historian alludes to historical sources,and records to aid in analyzing and drawing conclusion on the effect of the war on the economy of japan.