Which implement phase service component consists of explaining the benefits and limitations of purchased support options to a customer and ensuring that the customer understands operational processes and responsibilities？ Select exactly 1 answer（s） from the following：（）。

单项选择题Whichofthesephasecomprisespost-projectsupportactivities：activitiesthathappenafteraprojectissuccessfullyimplementedandhandedoff？Selectexactly1answer（s）fromthefollowing：（）。

A.plan
B.prepare
C.operate
D.implement

单项选择题Inwhichofthesephasesisacustomersnetworkassessedtodetermineitssystemreadiness？Selectexactly1answer（s）fromthefollowing：（）。

A.plan
B.design
C.operate
D.implement

单项选择题Whichdefinitionbestdescribesthestagingplandevelopmentservicecomponentwithinthedesignphase？Selectexactly1answer（s）fromthefollowing：（）。

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

单项选择题Inwhichofthesephasesisacustomerscurrentnetworkinfrastructureassessed？（）

A.plan
B.design
C.implement
D.prepare

单项选择题Intheplanphase，networkreadinessassessmentaddresseswhichcustomerneed？Selectexactly1answer（s）fromthefollowing：（）。

A.an assessment of the preparedness of the customers existing system infrastructure to support a propose solution
B.a comprehensive design that has been customized based on the operations processes， network management processes， and tools of its system
C.an in-depth assessment of the operational environment required to support the operation of both the current and planned solutions
D.the optimal technologies for supporting its business requirements and objectives