{"answers": "C", "options": ["f : you mean $ 4 for a t-shirt , and $ 8 for two ?", "f : you mean that even if i buy two , it ca n't be cheaper . it costs $ 10 , right ?", "f : so i need $ 10 for two , right ?", "f : this t-shirt is 7 dollars a piece , but if i buy two , it only costs 12 dollars , right ?"], "article": "f : how much is this t-shirt ? m : $ 6.00 for one , but you can save $ 2 if you buy 2 .", "id": "train_5755"}