Company A has been engaged to provide solution software to Company B as part of a combined service offering to Company C. This initiative requires a sub- project for Companies A and B to learn Company C's statutory requirements, a sub-project for Company A to write custom functionality for the solution, and a sub- project for Company B to develop infrastructure and support for the solution as well as the main project of implementation and cutover from Company C's current data processing solution to the service from Company B. How does the business analyst (BA) assign requirements to the various solution components to ensure all objectives are met?