正解:C
The scenario describes a task that involves gathering information about a minor change to an existing system.
The task requires the BA to understand the current state of the system and the requirements for the enhancement. Therefore, the BA should review the functional design specification of the existing system before the meeting, as this document provides the details of the system's features, functions, and interfaces.
Reviewing the functional design specification would help the BA to identify the scope of the change, the impact on the system, and the potential risks and issues.
References: The answer and explanation are consistent with the CCBA® Handbook and the IIBA® website, which provide the details and best practices for the business analysis process, including the task of elicit and collaborate12. The CCBA® resources also describe the types and sources of information that can be used to perform each task in the business analysis process, such as functional design specifications1