What will code output? interface Movable $\{$

String move$()$;

$\}$

interface Swimmable $\{$

String swim$()$;

$\}$

class Duck implements Movable, Swimmable $\{$

public String move$()\{$

return "Duck moves";

$\}$

public String swim$()\{$

return "Duck swims";

$\}$

$\}$

public class Test $\{$

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

Duck d $=$ new Duck$()$;

System.out.println$($d$.$move$())$;

System.out.println$($d$.$swim$())$;

$\}$

$\}$