Analyze the following code.

class Test $\{$

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

String s;

System.out.println$("$s is $"+$ s$)$;

$\}$

$\}$

The program compiles and runs fine.

The program has a compile error because s is not initialized, but it is referenced in the println statement.

The program has a runtime error because s is null in the println statement.

The program has a runtime error because s is not initialized, but it is referenced in the println statement.