Illness and Disease Among Low-Income Countries Are Often a Result

Illness and disease among low-income countries are often a result of poor sanitation, polluted water, and susceptibility to disease brought on by famine and malnutrition. This illustrates the fact that most serious illnesses and diseases in low-income countries are:

A) degenerative disorders, like heart disease.
B) infectious diseases.
C) the same as the most common diseases in high-income countries, but with higher frequency.
D) more likely to result in death in middle-income countries than in low-income countries.