An organization wants to provide IaaS capabilities in a private cloud. They have the following requirements:
Each line of business must have access to its own services and templates
Service templates should be as generic as possible
Data encryption should be provided for only services that require it
Each instance should use Microsoft Active Directory for authentication
Each instance should have the latest OS patches applied
How can these requirements be addressed in a cloud design?

A.
Add one template to the service catalog
Provide orchestration workflows to create a tenant and then instantiate and customize instances
Provide orchestration workflows to enable data encryption and authentication
Enable a configuration manager policy for OS updates

B.
Add one template to the service catalog
Provide orchestration workflows to instantiate and customize instances
Provide orchestration workflows to enable data encryption and authentication
Enable a configuration manager policy for OS updates and tenant configuration

C.
Configure multiple tenants in the service catalog
Add a template to the service catalog for each tenant
Provide orchestration workflows to instantiate and customize instances
Provide orchestration workflows to enable data encryption and authentication
Enable a configuration manager policy for OS updates

D.
Configure multiple tenants in the service catalog
Add a single template to the service catalog
Provide orchestration workflows to instantiate and customize instances and then assign it to a tenant
Provide orchestration workflows to enable data encryption and authentication
Enable a configuration manager policy for OS updates

Explanation: