Which SAP S/4HANA deployment would you choose if you want your system to be managed by a service provider, but require transparency about critical events?

Which SAP S/4HANA deployment would you choose if you want your system to be managed by a service provider, but require transparency about critical events?
A . Public Cloud, Infrastructure as a Service (IaaS)
B . Private Cloud
C . Public Cloud, Platform as a Service (PaaS)
D . On Premise

Answer: B