What are three common reasons why customers are saying that they need to evolve their data center?(choose three)

A.
architectures that is inflexible and inefficient

B.
desire to use the same vender for desktop and server deployments

C.
selecting best-performing vendors for each individual component

D.
existing equipment has reached and of life

E.
increasing operational costs of managing data centers

F.
demand among users for access to information anytime, anywhere