During the implement phase, systems acceptance testing does which of the following for the customer?

A.
executes the migration plan by migrating network services from an existing state to a future state

B.
provides an objective means of measuring system operability and functionality

C.
provides information indicating the customer-specific design requirements and configurations

D.
installs, configures, tests, and commissions tools and processes in accordance with the operations implementation plan

Explanation:

During the implement phase of the Network Lifecycle, service activities and components are performed to ensure the new solution is integrated without disrupting the network or creating points of vulnerability.