3- What is the output of the following program? Why?

public class Student {

public String getDepartment() {

return "general";

}

public String getStudInfo() {

return this.getDepartment();

}}

public class CSStudent extends Student {

public String getDepartment() {

return "CS";

}}

public class Main{

public static void main(String[]args){

Student s1 = new CSStudent();

s1.getStudInfo();

}}