This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Concept of health and disease, Subject name: Social & Preventive Medicine
Host related biological propeies of a disease agent are the following except 
Select and explain. 
A. Virulence, B. Infectivity, C. Pathogenicity, D. Communicablity
D: Communicablity
Answer: D: Communicablity 
Explanation: Host related biological propeies of disease agent are Infectivity Pathogenicity Virulence Ref : parks textbook of PSM 24th edition page no : 41