What is the objective of the Building Software as a Service (SaaS) Adoption Pattern of the IBM Cloud Computing Reference Architecture V4?
A. To describe how to build a private cloud that use SaaS services
B. To describe how to build an infrastructure to deliver SaaS services
C. To describe how to build applications so that they can be exposed as services
D. To describe how to prepare a data center to deliver Infrastructure as a Service and Platform as a Service cloud services to consumer users