Youneedtostoreelementsinacollectionthatguaranteesthatnoduplicatesarestored.Whichtwointerfacesprovidethatcapability？（）

A.Java.util.Map
B.Java.util.Set
C.Java.util.List
D.Java.util.StoredSet
E.Java.util.StoredMap
F.Java.util.Collection

【参考答案】

B, D