What is the output of this program?interface Calculation { int var = 0; void calculate(int num); } class display implements Calculation { int p; public void calculate(int num) { if (num<2) { p = var; } else { p = num * num; } } } public class interfaces_Example { public static void main(String args[]) { display[] array = new display[4]; for(int k=0; k<4; k++) array[k] = new display(); array[0].calculate(0); array[1].calculate(2); array[2].calculate(4); System.out.print(array[0].p+" " + array[1].p + " " + array[2].p); } }

• A. 0 4 16
• B. 4 0 16
• C. 16 0 4
• D. Compilation Error
• E. Runtime Error