{"answers": "D", "options": ["f : i did n't know that you only train arm muscles with barbells at gym .", "f : your back muscle training is useful , no wonder you like gyms .", "f : after regular trainings , your leg muscles look very beautiful , nick .", "f : the barbell training works , as i find your back muscles beautiful ."], "article": "f : you look so fit , nathan ? what do you often do at the gym ? m : well , i try to work on specific back and lower back muscles with barbells . but i do n't like gyms so much , you know .", "id": "train_1042"}