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: Microbiology
[{'content': 'HEV and HDV false is - \nSelect and explain. \nA. Both can infect simultaneously, B. HDV causes more serious infecton d/t superinfection, C. HDV cannot infect in absence of HBV, D. DNA viruses', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]