{"answers": "D", "options": ["f : he must be back as it 's 4:30 pm now .", "f : you said he will back at 3:30 pm ?", "f : okay , i can wait him for half an hour , as it 's 4:30 pm now .", "f : okay , now is 3:30 pm and i will go to the mall first and be back one hour later ."], "article": "f : can i sit here and wait for the doctor please ? m : sure but you may have to wait for a while . f : when will the doctor return ? m : he said he 'd be back around 4:30 pm , so an hour from now .", "id": "train_6429"}