A 6-year-old patient presents to the clinic with a generalized rash that has been present for 5 weeks. Pruritus was minimal, has now resolved and the patient has been afebrile. The caregivers noted that the rash began as a single lesion on the abdomen that grew as the rash progressed to the back and trunk. Examination reveals an otherwise well, afebrile child with a generalized rash on the chest, abdomen and back consisting of scaly, reddish-pink plaques. A single lesion on the abdomen is the largest lesion and the rash on the back presents with a Christmas tree pattern. What is the most appropriate treatment of choice? A. Observation and educationB. Topical antibiotic ointment C. Oral steroids D. Topical antifungal ointment