A 46-year-old on amoxicillin-clavulanate develops watery diarrhea. Which practice reduces C. difficile transmission in the hospital?AAlcohol-based hand rubs are sufficient for all C. difficile careBContact precautions with gloves and gowns plus handwashing with soap and waterCNo need for private room if bathroom is sharedDProphylactic probiotics replace contact precautionsEStop antibiotics only after confirmatory toxin assay is negativeCheck my answer