Which of the following phases assesses the current network infrastructure of a customer（）

A.System Design Workshop
B.Feature and Functionality Design Workshop
C.Device-level Design Workshop
D.Physical Design Workshop

A.Assess the existing environments to determine if it can support the proposed system.
B.Identify the activities for installing and configuring the equipment at the customer sites.
C.Gather high-level solution requirements， and understand the customer business needs an the opportunity.
D.Prepare the activities for day-to-day support， management， and monitoring of the newly implemented system.

A.the minimum set of services that are needed to successfully deploy and manage technology solution
B.system design to help ensure selection of the most appropriate products
C.business requirements and investments as they pertain to asset lifecycle management
D.technology strategies and related product lifecycles that are required to ensure minimal risks and maximum return of investment