This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hepatitis, Subject name: Medicine
[{'content': 'Which of the following infections is not documented to be spread sexual contact? \nSelect and explain. \nA. HAV, B. HBV, C. HCV, D. HEV', 'role': 'user'}, {'content': 'Answer: D \nExplanation: HEV- is not documented to be spread sexual contact', 'role': 'assistant'}]