运行下列程序:Private Sub form_Click( )For i = 1 To 4t = t * 10 ＋ is = s ＋ tNext iPrint

运行下列程序：

Private Sub form_Click( )

For i = 1 To 4

t = t * 10 + i

s = s + t

Next i

Print s

End Sub

单击窗体后，则输出结果是( )。

A.1234

B.4321

C.1370

D.4444