Which two of the following are examples of managers using a decision support system?

Multiple select question.

A sales manager wants to know how customer responses to a large, multistate sales promotion affect each of his reps$$ sales in real time.

A department store manager wants to make sure that employees are not accidently scheduled on days that they have requested off.

A doctor evaluating a patient with complex, unusual symptoms tracks the patient$$s symptoms in the electronic health record $($EHR$)$ during the exam. The EHR analyzes the symptoms, suggesting possible illnesses related to the symptoms.

The produce manager at a Walmart Supercenter needs to reorder fresh produce daily based on daily sales and current stock levels.