A、A mystery story. B、The hiring of a shop assistant. C、The search for a reliable witness. D、An unsolved case of robbery. D

W: Where did you say you found this bag?
M: It was lying under a big tree between the park and the apartment building.
Q: Where did the man find the bag?

M: You were seen hanging about the store on the night when it was robbed, weren’t you?
W: Me? You must have made a mistake. I was at home that night.
Q: What are they talking about?