Which definition best describes the implementation service component within the implement
phase?

A.
installing, configuring, and integrating systems components based on an implementation plan
developed in earlier phases

B.
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

C.
developing and executing proof-of-concept tests, validating high-level infrastructure design, and
identifying any design enhancements

D.
assessing the ability of site facilities to accommodate proposed infrastructure changes

E.
improving a customer’s infrastructure security system