The primary benefit of using a project charter is that it

The best answer is D. ensures the team will work to meet expectations . The CSSBB source defines a project charter as a written document that defines the team’s mission, scope, objectives, time frames, and consequences. It also states that identifying these details in written form provides a constant and consistent target for the team . The charter’s listed advantages include eliminating confusion, defining boundaries, identifying deliverables, and providing a basis for team goal setting.

That means the charter’s primary benefit is to align the team around what is expected so they can work toward those defined expectations. It does not guarantee stakeholder support, nor does it provide all project management tools. It also does not ensure that team members already understand root causes, since root-cause analysis comes later. While option D is not stated word-for-word in the source, it is the closest interpretation of the charter’s function as a consistent target and expectation-setting document. Therefore, the verified best answer is D .