According to ISO/IEC 20000-1, the use of suppliers to provide aspects of the Service Management
processes is acceptable.
What level of the supply chain must the service provider manage?

A.
All relationships between lead and subcontracted suppliers

B.
Only the relationship between the lead supplier and service provider

C.
Only as agreed in the contracts between the various parties

D.
Only the subcontractors as the lead supplier is integral to the service delivery and selfmanaging

Explanation: