Which three of the following statements correctly describe a hierarchical LAN design?(Choose three.)

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Which three of the following statements correctly describe a hierarchical LAN design?(Choose three.)

A. The main services of the access layer include physical connectivity to endpoints, automatic endpoint discovery, and port-based security features.
B. Due to the high number of ports, performance is one of the key features that is required at the access layer.
C. The distribution layer is commonly the first routing hop.
D. Scalability, high availability, and fast convergence are typical requirements for the core layer. E. The core layer provides aggregation services to the access layer.