What is a service order in the Service Line of Business?

What is a service order in the Service Line of Business?
A . A confirmation of an agreement between a service provider and service recipient.
B. Outline agreement with a business partner that defines services offered for a particular period.
C. Long-term agreement with a customer that defines the content and scope of services guaranteed within specific tolerance limits for certain parameters (e.g. predefined time frames).
D. Short-term agreement between a service provider and a service recipient with information relevant to the specific service process.

Answer: D