多选题Which of these statements concerning the collection interfaces are true？（）ASet extends Collection.BAll methods defined in Set are also defined in Collection.CList extends Collection.DAll methods defined in List are also defined in Collection.EMap extends Collection.
多选题
Which of these statements concerning the collection interfaces are true？（）
A
Set extends Collection.
B
All methods defined in Set are also defined in Collection.
C
List extends Collection.
D
All methods defined in List are also defined in Collection.
E
Map extends Collection.
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