<prompt> Epidemiology is primarily concerned with the:Identification of the agent causing disease in the hostOccurrence and distribution of disease in the populationPredisposing factors to diseaseRelationship between organisms and their environment  <response>: Epidemiology: Epidemiology is defined as the study of the distribution and determinants of health related states or events in specified populations, and the application of this study to the control of health problems. - John M. LastSoben Peter Essentials of preventive and community dentistry 4th edition 