{"answers": "C", "options": ["m : you want to know how much the ticket is ? sorry , the ticket machine is out of order . i do n't know either .", "m : although you want to know how to use the ticket machine , i also told you , but the ticket has not been printed .", "m : you 're welcome . since you want to know how to use the ticket machine , it 's my pleasure to help you .", "m : although you want to know where you can get tickets , the ticket machine is broken ."], "article": "f : excuse me , how do i get this ticket machine to work ? m : first , put your money in . then , just press this button . f : oh , it 's printed the ticket already . thank you very much .", "id": "dev_702"}