Strategic sourcing would best assist the CAE in balancing the internal audit activity's needs for technical audit skills, budget efficiency, and staff development opportunities. Strategic sourcing involves using a mix of internal resources, co-sourcing, and outsourcing to optimize the audit function. This approach allows the CAE to leverage external expertise for specialized skills, manage costs effectively, and provide growth opportunities for internal staff.
References:
* IIA Standards: 2030 - Resource Management
* IIA Practice Guide: Developing the Internal Audit Strategic Plan