A customer wants a comparison of a public cloud subscription-based solution versus an inhouse solution for a new project. The customer has requested a TOO for each solution using
a four year solution life cycle.
Which of the following factors should be included as part of the public cloud solution’s TOO?

A.
Cost per kilowatt hour

B.
Installation expenses of new hardware

C.
Cost of new server operating system licenses

D.
Expected increase of users over the project lifetime