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

A.
installation, configuration, and testing, as well as the commissioning of tools and
processes in accordance with the operations implementation plan

B.
provision of information regarding customer-specified design requirements and
configuration

C.
the migration of network services from an existing state to a future state in accordance
with the migration plan

D.
the provision of an objective means of measuring system operability and functionality

Explanation: