{"answers": "D", "options": ["f : sounds great , then we can visit the factory anytime .", "f : i do n't want to visit it because it is only good for the company and we can learn nothing about the car industry .", "f : now that it is sponsored by the car company , let 's visit it next monday .", "f : wow , we ca n't miss the opportunity since it is sponsored by the car company ."], "article": "m : we still have one more day to go before we return home . what do you want to see tomorrow ? f : no idea . we 've enjoyed both the natural scenery and the city sights ? what else is there to see ? m : how about a factory tour ? f : you mean visit a factory ? m : yes , i heard there 's a large car company nearby that is open to the public every weekend . we can go there to see how a car is made and learn more about the car industry . f : good idea . i 've always been interested in that . how much is the entrance fee ? m : i 'm not sure , but as far as i know , most factory tours are free . they are sponsored by the car company providing the tour .", "id": "train_5"}