27 According to the Regulations for the examination of Import and Export Goods, such examinations shall be conducted primarily on a _______ basis. The number of packages to be examined may be adjusted based on factors such as the nature and type of the goods.
(A) temporary
(B) trial sampling
(C) commercial
(D) selective
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統計: A(0), B(0), C(3), D(4), E(0) #3454903
統計: A(0), B(0), C(3), D(4), E(0) #3454903