{"answers": "A", "options": ["m : great . you can get to toronto by air . it will be convenient .", "m : are you going to work at toronto ? you can get there by bus .", "m : ok. it must takes a lot a time to go to toronto by train from here .", "m : ok. if you are moving to toronto , you can get there by air ."], "article": "f : i 'm planning to go to canada on vacation . m : what places are you going to visit ? f : first , i 'll spend a few days in vancouver . then i 'll take a train through the rocky mountains . m : oh , you 're riding through the rocky mountains . that 's really exciting . f : then i 'll fly to toronto and take a bus to niagara falls . i will take a boat under that huge waterfall .", "id": "train_3666"}