A Case-Control Study (Select All That Apply)

A case-control study (Select all that apply)

A) evaluates whether people who have a disease were more or less likely to have been exposed to potential diseases-causing factors than people who don't have the disease
B) defines cases as diseases that show selected signs and symptoms during a given time period
C) has cases in which diseased individuals are very much like healthy individuals who simply do not have the disease
D) has controls in which diseased individuals are very much like healthy individuals who simply do not have the disease