执行下列程序后,鼠标单击窗体,输出结果为( )。Private Sub Form_Click()Print“Click”;End SubPrivate Sub Form_MouseDown(Button As Integer,Shift_As Integer,X As Single,Y As Single)Print “Donw”End SubPrivate Sub Form_MouseUp(Button As Integer,Shift_As Integer,X As Single,Y As Single)Print“Up”End Sub
A. DownUpClick
B. ClickDownUp
C. DownClickUp
D. UpDownClick