Which One of the Following Is the BEST Description of a Service

Multiple Choice

Which one of the following is the BEST description of a service request?

A) A request from a user for information, advice or for a standard change
B) Anything that the customer wants and is prepared to pay for
C) Any request or demand that is entered by a user via a self-help web-based interface
D) Any request for change (RFC) that is low-risk and which can be approved by the change manager without a change advisory board (CAB) meeting