public class Dog $\{$

private int months;

public void setAge$($int monthsToSet$)\{$

months $=$ monthsToSet;

$\}$

public String getStage$()\{$

String stage;

if $($months $<11)\{$

stage $=$ "Puppy";

$\}$

else if $($months $<25)\{$

stage $=$ "Adolescence";

$\}$

else if $($months $<40)\{$

stage $=$ "Adulthood";

$\}$

else $\{$

stage $=$ "Senior";

$\}$

return stage;

$\}$

$\}$