A customer is interested in purchasing a new IBM System Storage DS8000 solution to consolidate older ESS and F20 storage systems. What should be done first, prior to final proposal development?

A.
perform a Disk Magic study

B.
review eConfig with a technical specialist

C.
confirm that the customer has enough ports available in the SAN infrastructure

D.
submit configuration to IBM System Storage Interoperability Center for validation

Explanation: