单项选择题

命令按钮Command1的事件过程如下：
Private Sub Command1_Click()
Dim art(5, 5) As Integer
Dim i As Integer, j As Integer
For i = 1 To 4
For j = 2 To 4
arr(i, j) =i+j
Next j
Next i
Print arr(1, 3) + arr(3, 4)
End Sub
执行上述过程，输出结果是( )。