对窗体编写如下事件过程: Private Sub Form_MouseDown(Button As Integer,Shift As Integer,X As Single, Y As Single) If Button=2 Then Print AAAAA End If End Sub Private Sub Form_MouseUp(Button As Integer,Shift As Integer,X As Single, Y As Single) Print BBBBB End Sub 程序运行后,如果单击鼠标右键,则输出结果为 ______ 。
A.AAAAA
BBBBB
B.BBBBB
C.AAAAA
D.BBBBB
AAAAA