A、Theft. B、Investigation. C、Mess. D、Mrs. Johnson’s carelessness. AWhat are they talking about?

M: Hello, police station.
W: Oh, I’m so angry. My house has been broken in and everything is in a mess.
M: I’m sorry. But may I know your name?
W: Oh, this is Mrs. Johnson.
M: I’m surprised to hear from you. You have always been very careful.
W: Yes, I have locked all belts to all my doors and windows.
M: Could you tell me how they broke into your house?
W: I have absolutely no idea.
M: Anything was stolen.
W: Oh, I don’t know. I really don’t know what to do. Could you come round and investigate immediately?
M: Oh. We’ll be there as soon as possible.