-Refer to Exhibit 34-2

Multiple Choice

-Refer to Exhibit 34-2.The U.S.demand and supply for a good are shown.Under a policy of free trade,where imports are permitted,the world price is P_W.If there is a policy change such that imports are prohibited,the price becomes P_N,consumers' surplus equals __________ and producers' surplus equals __________.

A) P_NAB; P_NBE
B) BCD; P_NDE
C) P_NAD; BCD
D) P_NAD; P_WBDE
E) none of the above