{"answers": "C", "options": ["m : ok. and what 's wrong with your running machine ?", "m : you need to run faster and keep breathing balance . though i am not a fitness coach , i was majored in pe .", "m : you need to run faster . listen to me . i 'm a good fitness coach .", "m : you can stop running at any time . and take this pills , three times a day ."], "article": "m : keep running on this machine until i tell you to stop . it helps build up your leg muscle and make you look slimmer . ready , go ! f : ok , i will try as much as i can .", "id": "train_4712"}