（ 25 ）要求当鼠标在图片框 P1 中移动时，立即在图片框中显示鼠标的位置坐标。下面能正确实现上述功能的事件过程是

A． ）

Private Sub P1_MouseMove （ Button AS Integer,Shift As Integer,X As Single,

Y As Single ）

Print X,Y

E．nd Sub

B． ）

Private Sub P1_MouseDown （ Button AS Integer,Shift As Integer,X As Single,

Y As Single ）

Picture.Print X,Y

E．nd Sub

C． ）

Private Sub P1_MouseMove （ Button AS Integer,Shift As Integer,X As Single,

Y As Single ）

P1.Print X,Y

E． n d S u b

D． ）

Private Sub Form_MouseMove （ Button AS Integer,Shift As Integer,X As Single,

Y As Single ）

P1.Print X,Y

E．nd Sub