[单选题]

下列程序段的执行结果为
D．im A(3，3)
F．or M=1 To 3
F．or N=1 To 3
If N=M Or N=3-M+1 Then
A．(M,N) =1
E．lse
A．(M,N) =0
E．nd If
Next N
Next M
F．or M=1 To 3
F．or 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

下列程序段的执行结果为D．im A(3，3)F．or M=1 To 3F．or N=1 To 3If N=M Or N=3-M+1 ThenA．(M,N) =1E．lseA．(M,N) =0E．nd IfNext NNext MF．or M=1 To 3F．or N=1 To 3Print A(M,N)Next NPrintNext MA．1 0 0 0 1 0 0 0 0B．1 1 1 1 1 1 1 1 1C．0 0 0 0 0 0 0 0 0D． 1 0 1 0 1 0 1 0 1