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单项选择题 Given the uncompleted code of a class:     class Person {  String name, department;     int age;  public Person(String n){  name = n; }  public Person(String n, int a){  name = n;  age = a;  }  public Person(String n, String d, int a) {  // doing the same as two arguments version of constructor     // including assignment name=n,age=a    department = d;     }     }  Which expression can be added at the "doing the same as..." part of the constructor?() 

A、 Person(n,a);

B、 this(Person(n,a));

C、 this(n,a);

D、 this(name,age);

  • C
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