单项选择题

在窗体上添加一个命令按钮,名为Command1,然后为该命令按钮编写如下事件过程,该过程执行结果为______。Option Base 1Private Sub Cemmand1_Click() Dim a As Variant a = Array(1, 2, 3, 4) j = 1 for i = 4 To 1 Step - 1 s = s+ a(i)* j j= j* 10 Next i Print sEnd Sub

A.4321
B.1234
C.34
D.12