Match each term with its description.
â  disease
a. the number of disease cases per 100,000 individuals
â  disease
b. a disease in higher than expected numbers around the world
â  disease
c. the number of deaths from a disease for every 10,000 individuals
â  rate
d. a disease found occasionally in a region with cases occurring mainly in isolation from each other
â  rate
e. a disease found regularly in a region