Definition: In this task you are given a small conversation between two persons and 4 options on how the conversation should continue. Your job is to choose the most reasonable option. The conversation and the options are separated by a newline character. Each dialogue in the conversation are separated by a comma. F and M indicate female and male, respectively.
Input: M: Hello, E-shop. What can I do for you? ,F: I've just received your catalog and I'd like to inquire about something in it. ,M: Yes, ma'am. What's the product number? ,F: SP 506. ,M: Let me see. Here we are. It's our latest model of electronic dictionary. ,F: How many dictionaries does it contain? ,M: It contains a total of 6 dictionaries with different functions and an encyclopedia. You can also download updated materials from our website. ,F: Good. I want one of those. And the prices is? ,M: It's 500 UN, and you will also receive a memory stick for free. ,F: That sounds great. When can I get it? ,M: Within 2 days on November fifteenth. ,F: Can I pay by credit card? ,M: Of course. I have to mention that we charge 20 UN for the delivery.
(A) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) F: That means I have to pay 520 in total. I got it. (C) F: No delivery fee? Then it's 500 in total for the item. (D) F: It's cheap as I only have to pay 400 for everything.

B