Method adding in object plz explain..

Answer 1

Oohk

Answer 2

function person(name, age) {
this.name= name;
this.age = age;
this.yearOfBirth = bornYear;
}
function bornYear() {
return 2016 - this.age;
}

var p = new person("A", 22);

document.write(p.yearOfBirth());

Answer 3

In thisprogram from were
year of birth and
return 2016 come ...