You spill coffee over a client’s desk at a meeting. Please choose an appropriate response. ( )(本题3.5分)

A、 “I’m afraid he left the company last month.”
B、 “I know we’ve met before but I’m afraid I can’t remember the name.”
C、 “How clumsy of me. I’m really sorry. ”
D、 “I’m terribly sorry to hear that. ”