有以下程序: Sub subP(b() As Integer) For i = 1 To 4 b(i) = 2 * i Next i End Sub Private Sub Command1_Click() Dim a(1 To 4) As Integer a(1) = 5 a(2) = 6 a(3) = 7 a(4) = 8 subP a() For i = 1 To 4 Print a(i) Next i End Sub 运行上面的程序,单击命令按钮,输出结果为 _____ 。 A 、 2 B 、 5 C 、 10 D 、出错 4 6 12 6 7 14 8 8 16