Explanation
Once the ideas have been recorded, then the business analyst should rate the ideas and distribute the list to the appropriate stakeholders.
Answer C is incorrect. The business analyst doesn't record the ideas as requirements.
Answer B is incorrect. This isn't a valid statement as time and cost estimates aren't needed for each idea
generated in the session.
Answer A is incorrect. The project manager doesn't need, necessarily, to discuss the brainstorming ideas.

Explanation
Payback period quantifies the duration that the project will need to exist and generate revenue in order to pay back the original investment of the project. The payback period is also known as management horizon or the breakeven point.
Answer B is incorrect. Average rate of return describes the rate of return the project will create.
Answer C is incorrect. Cost-benefits analysis describes the relation of costs to benefits in a project.
Answer D is incorrect. Discounted cash flow describes the future value on the investment of the project.

Explanation
Requirement's verification allows the business analyst and key stakeholders to define any additional information that will allow any additional work to be performed. In other words, once the current requirements are approved, the tasks may continue forward based on what's been analyzed so far.
Answer D is incorrect. Gaining approval of the cost and schedule is not an accurate answer.
Answer B is incorrect. Chartering a project isn't the best answer for this question.
Answer A is incorrect. The requirements comprise the solution scope for the business need, so this isn't the
best answer for the question.