enum BODYWEIGHT $($

UNDERWEIGHT, NORMAL, OVERWEIGHT, SEVERE$\_$OBESITY, MORBID$\_$OBESITY, SUPER$\_$OBESITY

public class Main $\{$

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

BODYWEIGHT bw$[]$ BODYWEIGHT.values$()$;

System.out.println$($bw$[4])$;

System.out.println$($BODYWEIGHT$.$valueOf$("$NORMALWEIGHT$"))$;

When the above code is executed, what will be displayed at the output?

$($a$)$ MORBID$\_$OBESITY

NORMAL

$($b$)$ MORBID$\_$OBESITY

NORMAL WEIGHT

$($c$)$ MORBID$\_$OBESITY

IllegalArgumentException