What troubled the man so muchA．His workmates are a

单项选择题

SECTION A CONVERSATIONS In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow. Questions 1 to 3 are based on the following conversation. At the end of the conversation, you will be given 15 seconds to answer the questions. Now listen to the conversation.

What troubled the man so much

A．His workmates are all sick.
B．The work is piling up.
C．He could not find a typist.
D．He will be blamed for all this.