This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
Which of the following is not true about Japanese encephalitis? 
Select and explain. 
A. About 80% of the patients are children below 5 years of age, B. In epdidemics, cases scatter with no more than 1-2 pe village, C. Ove disease to unparrent cases ratio is 1:100, D. Bite from infected mosquito alwasy leads to the disease
D: Bite from infected mosquito alwasy leads to the disease
Answer: D: Bite from infected mosquito alwasy leads to the disease 
Explanation: <p> Not all individuals bitten by infected mosquitoes develop disease. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:286. <\p>