Correct Answer:- Option-D
Question29:-The Triangle of Epidemiology shows the interaction and interdependence of
A:-Agent, Host and Environment
B:-Agent, Host, Environment and Time
C:-Agent, Host and Place
D:-Agent, Host, Environment and Place
Correct Answer:- Option-B
Question30:-The Stanford Three Community study is a
A:-Clinical Trial
B:-Preventive Trial
C:-Risk factor Trial
D:-Trial of Eticlogical agents
Correct Answer:- Option-C
Question31:....
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