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
Note true about Japanese encephalitis 
Select and explain. 
A. Transmitted by culex mosquito, B. Caused by group A arbovirus, C. Pig is amplifier host, D. Man is incidental host
B: Caused by group A arbovirus
Answer: B: Caused by group A arbovirus 
Explanation: Ans. b. Caused by group A arbovirus