A nurse working on a medical-surgical unit suspects that several clients have Clostridium Difficile (C-Diff) when they all develop watery diarrhea. Which of the following actions should the nurse plan to take while waiting for the client's lab results?

A Place all clients who have manifestations on contact precautions. C Request the providers to initiate antibiotic therapy for every client on the unit. B Obtain stool cultures from all clients on the nursing unit. D Perform hand hygiene with an alcohol-based agent.