What is the benefit of doing this?

When migrating from a CSS to a Cisco ACE appliance, you need to review hardware resources and identify upgrades and configuration changes required for successful migration. What is the benefit of doing this?

A.
reduces the possibility of expensive, time-consuming rework at a later date

B.
strengthens the ability of your team to meet aggressive deployment schedules

C.
reduces the risks associated with a production migration

D.
reduces the possibility of downtime or other costly disruptions during migration