What is the output of the following Java code

public class Test $\{$

public static void main$($String$[]$ args$)\{$

int $[]x=$ new int$[5]$;

System.out.println$("$x$[1]$ is $"+$ x$[1])$;

$\}$

Select one:

a$.$

The program has a runtime error because the array element $x[1]$ is not defined.

b$.$ The program runs fine and displays $x[1]$ is $1.$

c$.$

The program has a compile error because the size of the array wasn't specified when

declaring the array.

d$.$ The program runs fine and displays $x[1]$ is $0.$

e$.$

The program has a runtime error because the array elements are not initialized.