Being determined is a kind of quality and that's ________ it takes to do anything properly. [ ]

A. how      

B. which      

C. where      

D. what

工资系统提供的建帐向导共分为四步，其顺序是（）。

1.人员编码

2.参数设置

3.扣零设置

4.扣税设置

A.1→2→3→4

B.2→3→1→4

C.2→4→3→1

D.1→2→4→3