Cerner Corporation has created a$($n$)\_\_\_\_\_\_$ that helps emergency room physicians make decisions about what kind of treatment to give their patients. The system contains the medical records of more than $400,000$ people who received treatment at more than $200$ different emergency rooms. By comparing inputted information about a patient with information stored in the system, doctors can get a diagnosis and suggestions as to possible treatments.

Group of answer choices

office automation system

expert system

transaction processing system

decision support system

information reporting system