题目内容
(请给出正确答案)
[单选题]
询盘的来源有哪些?()
A.Yellowpages,SKYPEFriends’recommendation
B.Internet(B2BSearchengine),MSN,Advertisements
C.Tradefairs,Tradeassociation,Yellowpages
D.Tradefairs,Travelling,Friends'recommendation
答案
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