{"answers": "D", "options": ["m : it 's ok. i think our professor will agree with you .", "m : i think it 's ok. i have done researches by interviewing only 3 people . you should ask your professor about that .", "m : i think it 's fine to interview only one people . i 'll correct this idea in our next class .", "m : it 's fine . you should tell me more about your idea and i 'll give you some advice in our next class ."], "article": "f : professor wilson , can i ask you something ? m : sure . f : what i 'd like to do for my survey project is to interview 3 people . would that be ok ? because in class you said a survey is usually done with a large number of people .", "id": "train_1508"}