[单项选择题] 下列程序运行后的输出结果是______。Private Sub f(k,s) s = 1 for j = 1 To ks=s*j Next

[单项选择题] 下列程序运行后的输出结果是______。Private Sub f(k,s) s = 1 for j = 1 To ks=s*j Next jEnd SubPrivate Sub Command1_ Click () Sum = 0 for i = 1 To 3Call f(i, s)Sum = Sum + s Next i Print Sum End Sub

A．0

B．3

C．6

D．9

D

本题重点是在于过程的调用过程中，虚实参数的传送问题，变量s按址传送。子过程m求n! sum的计算过程为“1!+2!+3!=1+2+6=9”。