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
Carriers  of avirulent organism is known as 
Select and explain. 
A. Convalescent carriers, B. Pseudo carriers, C. Temporary carriers, D. Healthy carriers
B: Pseudo carriers
Answer: B: Pseudo carriers 
Explanation: None