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: Pediatrics
[{'content': 'Which of the following is the common clinical manifestation of human parvovirus B 19 (HPV–19) infection ? \nSelect and explain. \nA. Aplastic crisis in hemolytic anemia patients, B. Anemia in neonatal period, C. Erythema infectiosum, D. Hydrops fetalis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]