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 Sub
Private Sub Form_MouseDown(Button As Integer,Shift As Integer,X As Single,Y As Single)
Print"Down"
End Sub
Private 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