The correct answer is: A. an operations research expert
An operations research expert is a professional who specializes in the application of scientific methods to solve complex problems. They use their knowledge of mathematics, statistics, and computer science to develop and implement solutions that improve efficiency, effectiveness, and profitability.
A computer programmer is a professional who writes code to create software applications. They use their knowledge of programming languages and software development methodologies to create programs that
meet the needs of users.A system analyst is a professional who analyzes and designs information systems. They use their knowledge of business processes and information technology to develop systems that meet the needs of organizations.
A computing system user is a person who uses a computing system to perform tasks. They use their knowledge of the system’s capabilities to complete their work.
Of the above options, only an operations research expert has the necessary knowledge and skills to select the solution technique to be implemented by a computing system. They are able to understand the problem, identify the relevant factors, and develop a solution that meets the needs of the organization.
Computer programmers, system analysts, and computing system users may also be involved in the selection process, but they are not the primary decision-makers.