Which Statement Best Described Mortality for Most of Human History

Multiple Choice

Which statement best described mortality for most of human history?

A) Mortality was the result of infectious disease and morbidity was the result of degenerative disease.
B) Mortality was the result of degenerative disease and morbidity was the result of infectious disease.
C) Both morbidity and mortality were the result of infectious disease.
D) Both morbidity and mortality were the result of degenerative disease.