複選題85. What is the right statement for the recent updated clinical practice guidelines for clostridium difficile infection in adults and children？ (A)Discontinue therapy with the inciting antibiotic agent(s) is unsuitable way for those clostridium difficile infection. (B)Either vancomycin or fidaxomicin is recommended over metronidazole for an initial episode of adult clostridium difficile infection. (C)Either vancomycin or fidaxomicin is recommended for the treatment of children with an initial episode of clostridium difficile infection. (D)Recommended duration for the initial episode of t clostridium difficile infection is 5~7 days depends on those patients’ clinical manifestations.