{"answers": "B", "options": ["m : are you leaving for a while ? do n't forget to lock the computer lab later .", "m : so you will help lock the computer lab later ? thank you very much for that .", "m : remember to buy a new lock for the computer lab . you wo n't check it out , right ?", "m : thank you for showing me the lab . you do n't need to lock the computer lab later ."], "article": "m : shall i lock up the computer lab now , before i go home . f : do n't bother . i 'm not leaving for a while . i can check it on my way out .", "id": "train_6773"}