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
Chronic carrier is seen in- 
Select and explain. 
A. Measles, B. Whooping cough, C. Typhoid, D. None
C: Typhoid
Answer: C: Typhoid 
Explanation: Ans. is 'c' i.e., Typhoid o Chronic carriers are seen in typhoid fever, hepatitis B, dysentery, meningitis, malaria, gonorrhea and diphtheria.