{"answers": "D", "options": ["m : okay , so it takes about 20 minutes to get there by taxi .", "m : okay , so it takes about 30 minutes to get there by taxi .", "m : okay , so it takes about 40 minutes to get there by bus .", "m : okay , so it takes about 30 minutes to get there by bus ."], "article": "m : what 's the best way to get to the palace hotel , subway or taxi ? f : i 'd take the bus if i were you . m : why is that ? f : there is a bus stop near the hotel . if you take the subway you will have to change trains , and taxis are kind of expensive . m : ok , so how long will it take ? f : about 30 minutes i guess .", "id": "train_436"}