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
Hard tick causes which of the following? 
Select and explain. 
A. Oriental sore, B. KFD, C. Tick typhus, D. Q fever
C: Tick typhus
Answer: C: Tick typhus 
Explanation: Description: Vector Diseases transmitted Soft tick Relapsing fever, Q fever, KFD (outside India) Hard tick Tularemia, Babesiosis, KFD (India), Tick paralysis, Tick encephalitis, Indian tick typhus, Tick hemorrhagic fever, Rocky Mountain spotted fever. Oriental sore transmitted by sandfly (P.papatasii,P.sergenti) REF: PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE, 25TH EDITION, PG NO. 841