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: Pathology
[{'content': 'Myocarditis can be caused by - \nSelect and explain. \nA. Schistosomia, B. Ankylostoma duodenale, C. Trichuris trichura, D. Trichinella spiralis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]