Germ theory provided a framework for understanding the causal agents of disease. What are the five agents recognized today?
A) Biological, physical, social, mental, and metaphysical.
B) Biological, physical, social, mental, and psychological.
C) Biological, social, psychological, toxic, and environmental.
D) Biological, nutritional, chemical, physical, and social.
E) Biological, nutritional, chemical, mental, and psychological.