This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Environment and health, Subject name: Social & Preventive Medicine
Spread by mosquitoes: 
Select and explain. 
A. Dengue, B. Kala azar, C. Trypanomiasis, D. Listeriosis
A: Dengue
Answer: A: Dengue 
Explanation: Vector Diseases transmitted Culex Bancroftian filariasis JE West Nile Fever Anopheles Malaria Filaria (outside India) Aedes Yellow fever Dengue Chikungunya Rift Valley Fever Mansonia Brugian filariasis and Chikungunya Kala-azar by Sandfly Trypanosomiasis African - Tsetse fly American (Chagas) - Triatomine bug Listeriosis is by direct transmission by drinking infected milk REF: PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE, 25TH EDITION, PG NO. 832