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': 'Abroviral infection(s) include -a) Chikungunya feverb) West nile feverc)  JEd)  Sandfly fevere) Malaria \nSelect and explain. \nA. abcd, B. acd, C. bcd, D. abd', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]