Comprehensive and Detailed Explanation From Exact Extract:
The "Structure" theme defines how the programme is organized and delivered over tranches. When this theme applies the "Collaborate across boundaries" principle, it leads to better coordination and utilization of resources across teams and organizations.
MSP Foundation, 5th Edition notes:
"Collaborating across boundaries ensures resources are used effectively and efficiently by aligning the structure of delivery with responsibilities across the organization." Thus, A is the correct answer.
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