---You look sad, Kate.

---Yeah, I have made ________ mistakes in my report.

A．a little

B．a few

C．a bit

D．a bit of

某娱乐城未按规定配备保安，应由（）责令改正，给予警告；情节严重的，责令停业整顿。

A.工商部门

B.文化部门

C.公安部门

D.劳动保障部门