[单选题]

阅读程序:

Option Base 1

D.im arr() As Integer

Private Sub Form_Click()

D.im i As Integer, j As Integer

ReDim arr(3, 2)

F.or i = 1 To 3

F.or j = 1 To 2

arr(i, j) = i * 2 + j

Next j

Next i

ReDim Preserve arr(3, 4)

F.or j = 3 To 4

arr(3, j) = j + 9

Next j

Print arr(3, 2) + arr(3, 4)

E.nd Sub

程序运行后,单击窗体,输入结果为( )。

A.21

B.13

C.8

D.25

参考答案与解析:

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