[单选题]

设有如下程序: Option Base 0 Private Sub Form Click() Dim a Dim i As Integer a = Array(1, 2, 3, 4, 5, 6, 7, 8, 9) For i = 0 To 3 Print a(5 - i); Next End Sub 程序运行后,单击窗体,则在窗体上显示的是

A.4 3 21

B.543 2

C.6 54 3

D.7 6 54

参考答案与解析:

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