多选题Which the two demonstrate encapsulation of data？（）AMember data have no access modifiers.BMember data can be modified directly.CThe access modifier for methods is protected.DThe access modifier to member data is private.EMethods provide for access and modification of data.
多选题
Which the two demonstrate encapsulation of data？（）
A
Member data have no access modifiers.
B
Member data can be modified directly.
C
The access modifier for methods is protected.
D
The access modifier to member data is private.
E
Methods provide for access and modification of data.
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