please help answer these, i ll upvote

Complete method start below to build the JavaFX interface shown in the picture at right. When the user clicks Button1, the first label changes to "Button 1 clicked"; when the user clicks Button2, the second label changes to "Button 2 clicked". public void start(Stage primarystage) \{ State the steps needed in JavaFX to create the layout shown below. Indicate all widgets and layout managers you would use. Assume that the individual shaded rectangles are buttons. Code is not required