{"answers": "B", "options": ["f : you are right . the car does n't need cleaning .", "f : i agree with you . mark should clean the car this time .", "f : you are right . you have cleaned the car last time , so it is my turn now .", "f : mark should clean the car this time but the car does n't dirty yet ."], "article": "f : the car has n't been cleaned for a few days . m : no , it has n't . f : it 's very dirty . someone not to clean it today ? m : it 's mark stern .", "id": "train_6643"}