{"answers": "C", "options": ["f : i agree with you . we will go to england by train .", "f : you are right . let 's go to london by train .", "f : yes . let 's go to hangzhou by train . it 's safe .", "f : yes . we should fly to hangzhou . it 's quicker"], "article": "f : we could have flown to hangzhou , but i prefer traveling on rail . i like very much to watch the beautiful scenery by the window . m : i like traveling by train too . i think it had something to my sense of safety .", "id": "train_1909"}