The Early Attempts to Investigate Illness and Disease Focused on the Study

The early attempts to investigate illness and disease focused on the study of the experiences of individual people. Using this concept, which definition should be prioritized to explain epidemiology?

A) An outbreak that occurs when there is an increased incidence of a disease beyond that which is normally found in the population
B) Model based on the belief that health status is determined by the interaction of the characteristics of the host, agent, and environment
C) Study of the distribution and determinants of states of health and illness in human populations
D) Epidemiologic model that strongly emphasizes the concept of multiple causation while de-emphasizing the role of agents in explaining illness