Explanation/Reference:
The definition of allocating requirements is to allocate stakeholder and solution requirements among solution components and releases in order to maximize the possible business value given the options and alternatives generated by the design team.
B is incorrect. Allocating requirements isn't directly influenced by limiting the risk exposure, though
it is a concern of the solution implementation.
D is incorrect. Productivity and efficiency aren't related to the solution and allocating requirements
to the solution.
A is incorrect. Productivity and efficiency aren't related to the solution and allocating requirements
to the solution.

Explanation/Reference:
Requirements are based on stakeholders' needs, wants, and expectations. This is why it's important to identify stakeholders and requirements gathering processes early in the project to quickly and accurately capture requirements.
B is incorrect. This is not a valid answer to the question, as not all requirements gathering are
solutions-driven, but could be just a study.
D is incorrect. The risk and reward solution is always considered, but requirements are based on
stakeholders' needs, wants, and expectations.
C is incorrect. The change-driven approach isn't a valid answer for this question.

Stakeholder Engagement Approach: provides collaboration and communication approaches that might be effective during elicitation.