Which of the Statements A, B and C Is True

Which of the statements a, b and c is true?

A) Pane is the base class for layout panes. This can be used to position nodes at fixed locations-known as XE "absolute positioning" absolute positioning.
B) XE "StackPane" StackPane Places nodes in a stack. Each new node is stacked atop the previous node. You might use this to place text on top of images, for example.
C) XE "TilePane class (JavaFX) ;Classes:TilePane (JavaFX) ;JavaFX:TilePane class " TilePane A horizontal or vertical grid of equally sized tiles. Nodes that are tiled horizontally wrap at the TilePane's width. Nodes that are tiled vertically wrap at the TilePane's height.
D) All of these statements are true.