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
HEV and HDV false is - 
Select and explain. 
A. Both can infect simultaneously, B. HDV causes more serious infecton d/t superinfection, C. HDV cannot infect in absence of HBV, D. DNA viruses
D: DNA viruses
Answer: D: DNA viruses 
Explanation: None