Several People Show Up at a Local Hospital with the Symptoms

Multiple Choice

Several people show up at a local hospital with the symptoms of food poisoning. They are all interviewed about what they have recently eaten, and a common source of exposure is found: a nearby restaurant. Samples are taken from foods at the restaurant to be tested for pathogens causing the outbreak of illness. This scenario describes

A) toxicology.
B) epidemiology.
C) environmental justice.
D) herd immunity.