A nurse is caring for a toddler whose guardian reports multiple episodes of diarrhea. The provider suspects Clostridium difficile. Which of the following actions should the nurse take?

A. Drawing a blood culture is not indicated for suspected Clostridium difficile, as it is a gastrointestinal infection. B. A stool specimen for occult blood is not specific for diagnosing Clostridium difficile. C. Obtaining a stool specimen for culture is the appropriate action to diagnose Clostridium difficile, as it will identify the presence of the bacteria. D. A tape test is used to detect pinworms, not Clostridium difficile.