Which of the following documents is described in the statement below? "It is a companion document to the WBS. It describes each component in the WBS. It includes a brief definition of the scope or…

Which of the following documents is described in the statement below? "It is a companion document to the WBS. It describes each component in the WBS. It includes a brief definition of the scope or statement of work, defined deliverables, a list of associated activities, and a list of milestones. It details all work packages in WBS including estimates and billing information."