问题：[选择题]

[单项选择题] 要求当鼠标在图片框Picture1中移动时，立即在图片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．PrivateSubPicture1_MouseMove(ButtonAsInteger,ShiftAsinteger,XAsSingle,YAsSingle)
Picture1.PrintX,Y
EndSub
B．PrivateSubPicture1_MouseMove(ButtonAsInteger,ShiftAsInteger,XAsSingle,YAsSingle)
PrintX,Y
EndSub
C．PrivateSubPicture1_MouseDown(ButtonAsInteger,ShiftAsInteger,XAsSingle,YAsSingle)
Picture.PrintX,Y
EndSub
D．PrivateSubForm_MouseMove(ButtonAsIntegerShiftAsInteger,XAsSingle,YAsSingle)
Picture1.PrintX,Y
EndSub