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': 'Global removal of disease agent refers to \nSelect and explain. \nA. Disease control, B. Disease elimination, C. Disease eradication, D. Prevent disease', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Disease control : Is decrease in incidence of disease, so that it is no more public health problem.\nDisease elimination : Complete reduction in incidence of disease in defined geographical area, but organism persists.\nDisease Eradication : Global removal of organism.', 'role': 'assistant'}]