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: F: In Britain, we are often told that people are leaving the big cities to live in the countryside, but is this the same worldwide? ,M: Not at all. If you look at the biggest cities in one thousand nine hundred and fifty, 7 out of the top 10 were in the developed countries. But by the year two thousand, the developing countries will have 8 out of top 10. New York, which in one thousand nine hundred and fifty, was number one with a population of around 12,000,000 will only be the sixth the largest city in the world, but with an extra 2 million. ,F: And London? ,M: London, which was number 2, won't even be in the top ten, its population in one thousand nine hundred and fifty, by the way, was about 10,000,000.
(A) F: Although we are not often told that people are leaving the big cities to live in the countryside in British, the British people were probably leaving big cities to live in the countryside. (B) F: So the British were probably leaving big cities to live in the countryside,right? (C) F: Since 9 out of the top 10 were in the developed countries in 1950, the Brazilians were probably leaving big cities to live in the countryside, right? (D) F: I am really sorry, I did not catch that. Would you slow down, please?

B