Since there is no choice options, there could be lots of different answers like: survivers, travelers, etc. It all depends, can you put the options (if there is any) in the comments of my question? Then i can answer, thanks!
I don't see any options, but if there is a "clue" that states that using words like "Finally, next, now" and so on is how you can cell that an author is using chronological order, I'd choose that one.
I sincerely hoped that helped, have a good day.
B) The speech that the computer science expert gave regarding online data mining was filled with information and was also very entertaining