1,To remove a node from the pane, use ________.

pane.remove(node); pane.removeAll(node); pane.getChildren().remove(node); pane.getChildren().removeAll(node); 2, Which of the following statements correctly creates an ImageView object?

new ImageView("http://www.cs.armstrong.edu/liang/image/us.gif"); new ImageView(new Image("http://www.cs.armstrong.edu/liang/image/us.gif")); new ImageView("image/us.gif"); new ImageView(new Image("image/us.gif")); 3, To add a node into a pane, use ________.

pane.add(node); pane.addAll(node); pane.getChildren().add(node); pane.getChildren().addAll(node);