Which definition best describes the staging plan development service component within the
design phase?
A.
providing a step-by-step plan that details the installation and service-commission tasks
required in order to create a controlled-implementation environment that emulates a
customer network
B.
assessing the ability of site facilities to accommodate proposed infrastructure changes
C.
developing and executing proof-of-concept tests, validating high-level infrastructure
design, and identifying any design enhancements
D.
improving the network management system and the performance and functionality of
infrastructure operations