问题详情

在窗体上画一个名称为Text1的文本框和一个名称为Command1的命令按钮，然后编写如下事件过程：

Option Base 1

Private Sub Command1_Click()

Dim s As Integer

Dim aa(3, 2) As Integer

For i = 1 To 3

For j = 1 To 2

aa(i, j) = i + j

Next j

Next i

s = aa(1, 2) + aa(2, 1)

Print s

End Sub

程序运行后，单击命令按钮，窗体上显示的值是()

A. 4

B. 5

C.6

D. 7