12 To import a dog or cat from a rabies-free country, the applicant must apply for a quarantine permit at least ________ days before arrival and submit copies of the required documents to the animal quarantine authority at the port of entry.
(A) 20
(B) 30
(C) 90
(D) 180
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統計: A(2), B(1), C(1), D(0), E(0) #3664435
統計: A(2), B(1), C(1), D(0), E(0) #3664435