Given the task definition and input, reply with output. 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.

F: Can you feel that the plane's taking off now? ,M: No, nothing at all. It's smooth and quiet. ,F: How do you like traveling by air? ,M: Oh, it's speedy and very comfortable. I must say, I prefer it to traveling by train. ,F: Do you ever suffer from airsickness? ,M: No. I've never had such a feeling. ,F: Do you think air travel is just as safe as traveling by rail? ,M: Probably not. ,F: What kind of sensation do you have when the plane drops into an air pocket?
(A) M: It is a really terrible air crashes. (B) M: Horrible. I prefer by train to traveling by air. (C) M: Nice. I really enjoy going out by air. (D) M: I'm sorry, I don't understand. Could you say it again?
C