[单选题]

The diagram to the right shows the domestic demand and supply curves for a country that imports a commodity, where PW is its world price and PT is its domestic price after the imposition of a tariff. The reduction in the net national welfare of this country as a result of the tariff is best described by the area(s):

A.E.

B.G.

C.F+H.

参考答案与解析: