给出下面的代码: class Person{ String name department ; public void printValue(){ System.out.prin

给出下面的代码：

class Person{

String name,department ;

public void printValue(){

System.out.println("name is"+name);

System.out.println("department is "+department);

}

}

public class Teacher extends Person{

int salary;

public void printValue(){

//doing the same as in the parent method printValue()

//including print the value of name and department．

System.out.printin("salary is"+salary);

}

}

下面的______表达式可以加入printValue()方法的”doing the same as…”部分．

A．printValue()； B．this.printValue()；

C．person.printValue()；D．super.printValue()；