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
Which is true of typhoid? 
Select and explain. 
A. Male carriers though less are more dangerous, B. Female carriers are less common, C. Gall bladder usually not involved in carrier state, D. Tetracycline is the DOC for carriers
A: Male carriers though less are more dangerous
Answer: A: Male carriers though less are more dangerous 
Explanation: None