Risk analysis is not included as a technique for the solution approach. Risk analysis will be used later as part of the business case.

Explanation
You are creating a mapping of the servers, workstations, printers, and other connected devices and their purposes for an analysis of how information is input, processed, stored, and output from each system. This is a description of a data flow diagram.
Answer B is incorrect. A data dictionary defines the key terms and data relevant to a business domain.
Answer D is incorrect. A network topology does show the connected devices to a network, but it does not
show how the information is input, processed, stored, and output from these devices.
Answer C is incorrect. A prototype is a mock-up or working model of a proposed solution.

Explanation
Progressive elaboration describes the process of providing more and more information through incremental details. It is a form of deductive reasoning to go from a very broad set of requirements to the exact details on the requirements.
Answer C is incorrect. Decision analysis is used to rate available methodologies against organizational needs
and objectives.
Answer A is incorrect. Process modeling is used to define and document the business analysis approach.
Answer D is incorrect. Structured walkthrough is used as a means of validating a created, selected, or tailored
business analysis approach.

Explanation
The plan-driven approach has the most business analysis work at the beginning of the project or during the start of a project phase. This approach has a high amount of formality and detail for all areas of the business analysis duties, requirements gathering, and monitoring.
Answer B is incorrect. Change-driven approach uses short iterations of business analysis tasks throughout the
project.
Answer A is incorrect. Requirements-driven approach is not a valid business analysis term.
Answer D is incorrect. Value-driven approach is not a valid business analysis term.