{"answers": "C", "options": ["f : ok. we have learnt marketing last term and this term we are going to learn business .", "f : the marketing book said it is likely to be in competition with other firms offering different products .", "f : sure . since we are leaning marketing , we should aware other firms with similar products .", "f : sure . it is time to learn advertising since we have finished marketing last term ."], "article": "m : so this term , we 're doing the book on marketing . any business in a marketplace is likely to be in competition with other firms offering similar products .", "id": "train_3591"}