程序代码如下,当单击窗体上的Command1控件时,窗体上显示的结果是( )。
Option Base 1
Private Sub Command1_Click()
Dim i As Integer
Dim x(3,3)As Integer
For i=1 To 3
For j=1 To 3
x(i,j)=(i-1)*3+j
Next j
Next i
For i=1 To 3
Print x(i,4-i);
Next i
End Sub
A.1 5 9
B.1 4 7
C.3 5 7
D.3 6 9