未分类题在窗体上画一个名称为Comlnalld1的命令按钮,然后编写如下程序: Private Sub Command1 Click() Dim i As Integer,j As Integer Dim a(10,10)As Integer For i=1 TO 3 For j=1 TO 3 a(i,j)=(i-1)*3+j Print a(i,j); Next j Print Next i End Sub 程序运行后,单击命令按钮,窗体上显示的是( )。A.1 2 3 2 4 6 3 6 9B.2 3 4 2 4 5 4 5 6C.1 4 7 2 5 8 3 6 9D.1 2 3 4 5 6 7 8 9
A.1
B.2
C.1
D.1