What is the issue with this code interface Box2{

static final int ITEM_CODE=201;

int method1();

double method2();
}

public class Window implements Box2{

public int method1(){

return ITEM_CODE;

}

}

public class myFrame{

public static void main(String args[]){

Window w = new Window();

System. out. println(w. method1());

}

}

A.
The interface should be declared as abstract.
B.
The class should be declared as abstract.
C.
The interface should have an implementation of method2.
D.
The class should have an implementation of method2.

Question: What is the issue with this code

interface Box2{

static final int ITEM_CODE=201;

int method1();

double method2();

public class Window implements Box2{

public int method1(){

return ITEM_CODE;

public class myFrame{

public static void main(String args[]){

Window w = new Window();

System.out.println(w.method1());

A. The interface should be declared as abstract.

B. The class should be declared as abstract.

C. The interface should have an implementation of method2.

D. The class should have an implementation of method2.

A The interface should be declared as abstract.

the answer is c