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: Social & Preventive Medicine
[{'content': 'All the following diseases are spread by Hard Tick except... \nSelect and explain. \nA. Relapsing fever, B. KFD, C. Tularemia, D. Tick paralysis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Relapsing fever Vector Vector Disease (a) Soft tick * Q fever, Relapsing fever (b) Hard tick * Tick typhus * Viral encephalitis * Viral fevers * Viral hemorrhagic fever (KFD) * Tuleremia * Human babesiosis, Tick paralysis', 'role': 'assistant'}]