Identify the correct description of a business service.

A.
It is a complicated object that often takes days or weeks to implement, but it is
highly scalable and reliable after it is complete.

B.
It is programmable entity that enables Oracle Service Bus to connect to a Wide
variety of interfaces.

C.
It is a service that is closely aligned with the goals of the business.

D.
It is metadata about an external service interface that enables Oracle Service Bus
to integrate with the external service.