问答题

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

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