单项选择题

下列程序段的执行结果为
Dim A(3,3)
For M=1 To 3
For N=1 To 3
If N=M Or N=3-M+1 Then

A(M,N) =1
ElseA(M,N) =0
End If
Next N
Next M
For M=1 To 3
For N=1 To 3
Print A(M,N)
Next N
Print
Next M
A) 1
0
0
 0
1
0
0
0
0
B) 1
1
1
1
1
1
1
1
1
C) 0
0
0
0
0
0
0
0
0
D) 1 0 1
0 1 0
1 0 1