Explanation
An onion diagram shows the relative influence, impact, and relation of stakeholders by plotting them closer to or farther away from the solution. It is called an onion diagram because plotting of the stakeholders is done in ovals which, when completed, looks like an onion sliced in half.
Answer D is incorrect. A tornado diagram is often used to show opposing forces for a solution or issue.
Answer A is incorrect. The RACI matrix explains the roles of the people involved in business analysis
activities. It depicts stakeholders as having one or more of the following responsibilities for a given task or deliverable:
[R]. Responsible does the work
[A]. Accountable is the decision maker (only one)
[C]. Consulted must be consulted prior to the work and gives input.
[I]. Informed means that they must be notified of the outcome
Answer C is incorrect. A control chart is a quality control tool that shows the results of measurements over time.

Explanation/Reference:
When the business analyst and stakeholders are generating as many potential options as possible for a solution, it's called alternative generation.
B is incorrect. Brainstorming is not used as an element for the solution approach process.
D is incorrect. Lateral thinking is not an element used in the solution approach process.
C is incorrect. Prototyping creates models and mockups of a solution.

Explanation/Reference:
The product scope defines all of the features and functions of the thing, solution, or service the project or organization will create.
B is incorrect. The project scope defines all of the required work to satisfy the requirements of the
project.
A is incorrect. The initial high-level listing of requirements in a change-driven approach is also
known as requirements envisioning.
C is incorrect. Requirements foundation is not a valid term for business analysis.

Explanation/Reference:
The stakeholder impact analysis captures the stakeholders' functions, locations, tasks, and concerns about the solution.
C is incorrect. An organizational assessment isn't a valid element for the assessment of
organizational readiness.
D is incorrect. The operational analysis will predict if the organization will actually take advantage
of the solution once it's implemented.
A is incorrect. A technical assessment, like an operational assessment, reviews the
implementation to see if the stakeholders will use the solution once it's been implemented.