A、His teacher. B、His boss. C、His mother. B

M: Where were you last night?
W: I was in all evening. The phone rang while I was washing my hair. I couldn’t answer it.
I’ m sorry.
Q: Why didn’t the woman answer the telephone?

W: This is the third time you have been late for work, Robert. You have to do better than that, or I might find it necessary to let you go.
M: It won’t happen again, I assure you.
Q: Who spoke to Robert?