How many possible answers might occur

as an output of following code segment?

import java.util.Random;

public class Test $\{$

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

System.out.println$($bar$())$;

$\}$

private static int

Random rand $=$ new Random$()$;

return rand.nextInt $(50)+1$;

$\}$

$\}$

$50$

$1$

$49$

$51$