Which activity BEST achieves the ‘deploy diverse skills’ principle?

Comprehensive and Detailed Explanation From Exact Extract:

The principle “Deploy diverse skills” involves bringing together varied knowledge and expertise to effectively manage a complex programme. Allocating the right people with the right skills, especially in critical oversight areas like assurance, reflects this.

MSP Foundation, 5th Edition explains:

“Deploying diverse skills includes using a range of assurance resources—balancing independence with programme knowledge—to ensure efficiency, insight, and control.”

Hence, option B is correct.