Which of the following is true about epidemic and chronic diseases?
A)
Chronic diseases appear rapidly, while epidemic diseases are always present in a population.
B)
Epidemic diseases appear, decline, or disappear, then never reappear.
C)
Epidemic diseases can break out occasionally.
D)
Chronic diseases affect a large percentage of a population, while epidemic diseases only affect a small percentage.
E)
Epidemic diseases include cancer and heart disease.