下列虚基类的声明中,正确的是( )。A.class virtualB:public AB.virtual classB:public AC.class B:public A virtualD.class B:virtual public A
下列虚基类的声明中,正确的是( )。
A.class virtualB:public A
B.virtual classB:public A
C.class B:public A virtual
D.class B:virtual public A
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