The missing statement in the line below is:

Time left $0$:$24$

public class

private int $x$;

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

$\}$

System.out.println$($a$.$x$)$;

$\}$

A$.$ new $A()$;

B$.Aa=$ new $A()$;

C$.$ new int $x$;

D$.$ new $a()$;