![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
有类A的定义如下: class A{ public: A(int x,int y); private: int x; const int y; }; 下列关于类A的构造函数的代码中,()能够正确地给成员变量x,y赋初值。
A.A::A(int x,int y):y(y){x=x;};
B.A::A(int x,int y):x(x){y=y;};
C.A::A(int x,int y):y(y){this->x=x;};
D.A::A(int x,int y):x(x){this->y=y;};
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)