Java) Which tag is used to indicate that a method is overriden from a parent class?

(Java) Take a look at the following Person.java code: import java.util.Scanner; import java.io.*;   class Person { publicStringname; publicintage; publicStringgender;   // add additional member privateAddressaddress;   // default constructor publicPerson(){ name="unkonwn"; age=0; gender="NA"; address=newAddress(); }   // argument constructor publicPerson(Stringname,intage,Stringgender,Addressaddress){ this.name=name; this.age=age; this.gender=gender; this.address=address; }   publicvoidgreeting(){ System.out.println("Hi, my name is " + name + "!"); }   publicvoidgreeting(StringotherName){ System.out.println("Hi, " + otherName + "!"); }   publicvoidsetName(Stringname){ this.name=name; }   publicvoidsetAge(intage){ this.age=age; }   publicvoidsetGender(Stringgender){ this.gender=gender; }   publicStringgetName(){ returnthis.name; }   publicintgetAge(){ returnthis.age; }   publicStringgetGender(){ returnthis.gender; }   publicAddressgetAddress(){ // fill in method body here returnaddress;…

How do you do this? JAVA

(Abstract Classes vs. Interfaces) Compare and contrast abstract classes and interfaces. Why would you use an abstract class? Why would you use an interface?