This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Skin
[{'content': "'Slapped cheeks' appearance is seen in: \nSelect and explain. \nA. Roseloa infantum, B. Erythema subitum, C. Erythema infectiosum, D. Erythema multiforme", 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Erythema infectiosum', 'role': 'assistant'}]