{"answers": "C", "options": ["m : i think by train is the most convenient way to travel .", "m : jim also want to drive to shanghai just like you .", "m : if i were you , i will choose plane too .", "m : tom will go to beijing too , you two can take the same flight ."], "article": "m : i hear you 're going to drive to shanghai this weekend . f : oh , i 've changed my mind . m : what ? f : i think flying will be more comfortable .", "id": "dev_851"}