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: Social & Preventive Medicine
[{'content': 'Transovarian transmission is a feature of? \nSelect and explain. \nA. Scrub fever, B. Epidemic typhus, C. Endemic typhus, D. Trench fever', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Scrub typhus o Orientia tsutsugamushi is transmitted trans ovarially in mites. o Transovarian transmission is seen in : o Scrub typhus o Rickettsial pox o Indian tick typhus o Q. fever Rocky mountain spotted fever", 'role': 'assistant'}]