Task: Dialogue Generation
Input (English): M: Miss Robertson, for the past 3 weeks, I've been getting complaints about your work. ,F: Uh...What do you mean? What kind of complaints? ,M: Well, your supervisor told me you're turning your reports in 2 to 3 days late. You're often absent from staff meetings and you haven't been getting along with your colleagues. ,F: Look, Mr. Travers, I can explain. ,M: Miss Robertson, I know you have been with us for a while now. But this business is changing fast. We need people who can keep up and work as a team. ,F: Mr. Travers, my mother was just diagnosed with stomach cancer. I've been spending all my time outside of work at the hospital with her, and I even had to leave work early because she went into emergency surgery and I had to sign some papers. I've been so exhausted and then Morrison from accounting made a joke the other day about cancer victims losing their hair and... ,M: Oh, I had no idea, Miss Robertson.
(A) F: Though my mother was seriously sick, I never delayed any work. (B) F:  My mother was seriously sick. (C) F: I am really sorry, I did not catch that. Would you slow down, please? (D) F: My mother was died of stomach cancer. I was so sad that I didn't do a good job.
Output (English): B