During the project execution, there is one additional use case which has popped up.

Both the business team as well as the project development team are unsure if they are supposed to include this additional use case into the project requirement or not.

Because of this indecision the morale of the project team is going down. Which of the following can you use to make sure that the team can make appropriate decisions to either include or exclude the new use case?

A. Project vision and objectives B. Project management plan C. Project roadmap D. Project charter