What will be the output of the given program class A { int m-20, n=30; void display() 14 wwed fout of question System.out. println(m); class B extends A{ int n=40; void display ()...

Extracted text: What will be the output of the given program class A { int m-20, n=30; void display() 14 wwed fout of question System.out. println(m); class B extends A{ int n=40; void display () System.out.println(n); class Main { public static void main(String[] args) { B o=new B(); int k=o.n; System.out.println(k); }