听一段材料，回答下面几个小题。
Who are the two speakers?
A.Students.
B.Teachers.
C.Clerks.
What are they mainly talking about?
A.Noise in the office.
B.A new office.
C.The story of a workmate.
What does Stan suggest they should do?
A.Talk to Jack openly.
B.Move to another office.
C.Ask for a meeting room.