单项选择题

在窗体上画一个命令按钮，名称为Command1。然后编写如下程序：Private Sub Command1_ Click()Dim a As Integer, b As Integerb = 1for a = 1 To 100 if b＞= 10 then exit for if b Mod 3 = 1 then b=b+3 End ifNext aPrint aEnd Sub在命令按钮上单击后，窗体上显示的结果是______。

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