{"answers": "D", "options": ["m : i like most about the products is that they can measure your body fat . about $ 400 .", "m : i like most about the products is that your heart rate can be tracked by the new product . about $ 400 .", "m : you can set goals and measure your progress.but what i like most is all of the information goes into one app , which is convenience . about $ 400 .", "m : i like most about the products is that you can set goals and measure your progress . about $ 400 ."], "article": "m : have you heard of the ua healthbox ? f : no . what 's that ? m : it was created by the company under armor . it 's a new set of 3 smart devices : a wristband , a scale and a heart-rate monitor . they all record information about you when you exercise , which is then collected in the app ua record . f : i like that all of the information goes into one app , but it does n't sound very different from other products that are already out there . m : check this out , though . you can touch the screen of the wristband to signal that you 're starting or ending an activity . then the scale measures your body fat and weight , while the monitor tracks your heart rate . you wear the heart monitor on a band around your chest . the best part about it is that you can set goals and measure your progress . f : how much does it cost ?", "id": "train_1578"}