This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
Following are true of kyasanur forest disease except - 
Select and explain. 
A. Transmitted by soft tick, B. Caused by retrovirus, C. Incubation Period is 3-8 days, D. Killed vaccine available
B: Caused by retrovirus
Answer: B: Caused by retrovirus 
Explanation: TFD is caused by tick-borne virus coming under Flaviviridae. Infection is transmitted by ticks. REF:ANATHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:524