问题详情

WhichofthefollowingimportstoChinafromoverseascanbeexemptortemporarilyexemptfromChinacustomsduty？
(1)TheimportationofgoodsintoaChinafreetradezone
(2)Theimportationofequipmentunderanoperatinglease
(3)Theimportationofrawmaterialsunderaprocessingtrade
(4)Theimportationofrawmaterialsunderageneraltrade
A.1,2,3and4
B.1,2and3only
C.1and3only
D.2and4only

请帮忙给出正确答案和分析，谢谢！