问题描述：
一道Java选择题,下面这句话什么意思看不懂
In Java,the implementation details of a tightly encapsulated class should hava( )accessibility
A public
B protected
C private
D none of above
In Java,the implementation details of a tightly encapsulated class should hava( )accessibility
A public
B protected
C private
D none of above
问题解答：
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