Answer :
A document that provides more information about each work package by documenting details about the associated deliverable, activity, scheduling information, person responsible, resources required, etc. is called a WBS dictionary.
Explanation:
A document that has the detailed information about the work packages and also about the control accounts are the WBS dictionary. This dictionary has the information about the statement and the work scope, defined deliverable and the list of the activities that are associated with that, milestones list,etc.
It also contains information about the details for the organisation that are responsible,staring and ending dates, required resources,information for contacting,etc. It contains the overall details of the work breakdown structure of a project.