{"answers": "C", "options": ["m : i 'm sorry for that the bill is not clear enough , madam , but i 'm happy that the bills are correct .", "m : i apologize for that i sent your bill to the wrong address , fortunately the bills are correct .", "m : i 'm so sorry , madam , and i promise i wo n't send you the incorrect bills again .", "m : i 'm so sorry for sending you the incorrect bills , and i promise it will be the only one , i wo n't do that again ."], "article": "m : oh , madam , what can i do for you ? f : i 'm sorry to say the bill you sent me was incorrect . m : incorrect , madam ? that 's very strange . f : yes , i know . and what 's more , this is n't the first time", "id": "train_3304"}