Which of the following is the best example of the use of a decision support system (DSS)?

A. A manager uses a personal-computer-based simulation model to determine whether one of the companys ships would be able to satisfy a particular delivery schedule.

B. An auditor uses a generalized audit software package to retrieve several purchase orders for detailed vouching.

C. A manager uses the query language feature of a database management system (DBMS) to compile a report showing customers whose average purchase exceeds $2,500.

D. An auditor uses a personal-computer-based word processing software package to modify an internal control questionnaire for a specific audit engagement.