{"answers": "D", "options": ["f : yeah , i really do n't want to know what happens . let 's talk more about this movie .", "f : i agree with you . i also think 20 chapters is too long . let 's talk more about this story .", "f : i 'm not surprised that you hope his next textbook is 50 chapters long .", "f : yeah , i agree with you . let 's talk more about this story . who do you think might be the killer ?"], "article": "m : have you received a chapter 16 of supermarket killers yet ? i think there 's something wrong with my phone . f : nobody has received it yet . i really want to know what happens , the suspense is killing me . m : exactly . you know , i think 20 chapters is too short . i hope his next story is 30 chapters long .", "id": "train_4473"}