10) A project network provides the basis for A) scheduling labor and equipment. B) organizational authority. C) understanding the structural relationships. D) hierarchical understanding of task relationships. E) completing the effort on time and within budget.

# Brief Explanations: <br />A project network is a tool used in project management to visualize the sequence of activities and milestones. It helps in identifying the critical path, estimating the project duration, and efficiently allocating resources such as labor and equipment. Options B, C, D, and E may benefit from a well-constructed project network indirectly, but the primary purpose of such a network is to facilitate scheduling and resource allocation.<br /><br /># Answer: <br />A) scheduling labor and equipment.