Question $3(1$ point$)$

For JFrame frame, which syntax terminates the program properly once the GUI

window is closed?

frame.DefaultCloseOperation$($JFrame$.$EXIT$\_$ON$\_$CLOSE$)$;

frame.setDefaultCloseOperation$($frame$.$EXIT$\_$ON$\_$CLOSE$)$;

frame.setDefaultCloseOperation$($JFrame$.$EXIT$\_$ON$\_$CLOSE$)$;

JFrame.setDefaultCloseOperation$($JFrame$.$EXIT$\_$ON$\_$CLOSE$)$;