Task: Dialogue Generation
Input (English): M: Shall I pick you up then? ,F: I don't know. The traffic will be really bad at that time. You know what it's like after a concert. I was thinking of catching the train. ,M: Hmm...It will be late. Won't that be a bit dangerous? I'm not busy you know. ,F: That's really kind of you. I've also thought of getting a taxi, but then there's still the traffic to worry about. I think my original idea is the best.
(A) M: So, you've not thought of getting a taxi? Okay, I will pick you up. (B) M: So, you  think your original idea is the best and you will go home by train? (C) M: So, you think your original idea is not the best and you will take a taxi? (D) M: I am afraid I did not quite catch what you were saying. Please repeat it.
Output (English): B