单选题：To place two nodes node1 and node2 in a HBox p, use ___________.

To place two nodes node1 and node2 in a HBox p, use ___________. @[C](2)
A. p.addAll(node1, node2);
B. p.add(node1, node2);
C. p.getChildren().addAll(node1, node2);
D. p.getChildren().add(node1, node2);





A.p.addAll(node1, node2);
B.p.add(node1, node2);
C.p.getChildren().addAll(node1, node2);
D.p.getChildren().add(node1, node2);


答案：C