import java.awt.*； public class X extends Frame { public static void main （String args） { X x = new X（）； x.pack（）； x.setVisible（true）； } public X（） { setLayout （new BordrLayout（））； Panel p = new Panel （）； add（p， BorderLayout.NORTH）； Button b = new Button （“North”）； p.add（b）： Button b = new Button （“South”）； add（b1， BorderLayout.SOUTH）： } } Which two statements are true？（）
- A The buttons labeled “North” and “South” will have the same width.
- B The buttons labeled “North” and “South” will have the same height.
- C The height of the button labeled “North” can very if the Frame is resized.
- D The height of the button labeled “South” can very if the Frame is resized.
- E The width of the button labeled “North” is constant even if the Frame is resized.
- F The width of the button labeled “South” is constant even if the Frame is resized.