Work Breakdown Structures Typically Include One or More Intermediate Levels

Multiple Choice

Work Breakdown Structures typically include one or more intermediate levels.Which of the following statements correctly describe the nature of these intermediate levels?​ 

A)  They generally represent items that need to be created in order to produce the final deliverables. 
B)  They generally represent the raw materials required to create the final deliverables. 
C)  They generally represent the resource assignments to create the final deliverables. 
D)  They generally represent the sequence and timing of work packages